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- Quasiperfect_number abstract "In mathematics, a quasiperfect number is a theoretical natural number n for which the sum of all its divisors (the divisor function σ(n)) is equal to 2n + 1. Quasiperfect numbers are abundant numbers.No quasiperfect numbers have been found so far, but if a quasiperfect number exists, it must be an odd square number greater than 1035 and have at least seven distinct prime factors.Numbers do exist where the sum of all the divisors σ(n) is equal to 2n + 2: 20, 104, 464, 650, 1952, 130304, 522752 ... (sequence A088831 in OEIS). Many of these numbers are of the form 2n−1(2n − 3) where 2n − 3 is prime (instead of 2n − 1 with perfect numbers)".
- Quasiperfect_number wikiPageExternalLink aa2245.pdf.
- Quasiperfect_number wikiPageExternalLink S0025-5718-1978-0485658-X.pdf.
- Quasiperfect_number wikiPageID "321913".
- Quasiperfect_number wikiPageLength "2775".
- Quasiperfect_number wikiPageOutDegree "15".
- Quasiperfect_number wikiPageRevisionID "683587943".
- Quasiperfect_number wikiPageWikiLink Abundant_number.
- Quasiperfect_number wikiPageWikiLink Cambridge_University_Press.
- Quasiperfect_number wikiPageWikiLink Category:Divisor_function.
- Quasiperfect_number wikiPageWikiLink Category:Integer_sequences.
- Quasiperfect_number wikiPageWikiLink Category:Unsolved_problems_in_mathematics.
- Quasiperfect_number wikiPageWikiLink Divisor.
- Quasiperfect_number wikiPageWikiLink Divisor_function.
- Quasiperfect_number wikiPageWikiLink Mathematics.
- Quasiperfect_number wikiPageWikiLink Mathematics_of_Computation.
- Quasiperfect_number wikiPageWikiLink Natural_number.
- Quasiperfect_number wikiPageWikiLink Perfect_number.
- Quasiperfect_number wikiPageWikiLink Prime_factor.
- Quasiperfect_number wikiPageWikiLink Springer-Verlag.
- Quasiperfect_number wikiPageWikiLink Springer_Science+Business_Media.
- Quasiperfect_number wikiPageWikiLink Square_number.
- Quasiperfect_number wikiPageWikiLinkText "Quasiperfect number".
- Quasiperfect_number wikiPageWikiLinkText "quasiperfect number".
- Quasiperfect_number hasPhotoCollection Quasiperfect_number.
- Quasiperfect_number wikiPageUsesTemplate Template:Cite_book.
- Quasiperfect_number wikiPageUsesTemplate Template:Cite_journal.
- Quasiperfect_number wikiPageUsesTemplate Template:Classes_of_natural_numbers.
- Quasiperfect_number wikiPageUsesTemplate Template:Divisor_classes.
- Quasiperfect_number wikiPageUsesTemplate Template:Numtheory-stub.
- Quasiperfect_number wikiPageUsesTemplate Template:OEIS.
- Quasiperfect_number subject Category:Divisor_function.
- Quasiperfect_number subject Category:Integer_sequences.
- Quasiperfect_number subject Category:Unsolved_problems_in_mathematics.
- Quasiperfect_number hypernym N.
- Quasiperfect_number type Band.
- Quasiperfect_number type Combinatoric.
- Quasiperfect_number type Function.
- Quasiperfect_number type Integer.
- Quasiperfect_number comment "In mathematics, a quasiperfect number is a theoretical natural number n for which the sum of all its divisors (the divisor function σ(n)) is equal to 2n + 1.".
- Quasiperfect_number label "Quasiperfect number".
- Quasiperfect_number sameAs নিখুঁতপ্রায়_সংখ্যা.
- Quasiperfect_number sameAs Niver_kazi_peurvat.
- Quasiperfect_number sameAs Kvazaŭperfekta_nombro.
- Quasiperfect_number sameAs Número_cuasiperfecto.
- Quasiperfect_number sameAs Nombre_quasi_parfait.
- Quasiperfect_number sameAs מספר_קוואזי_משוכלל.
- Quasiperfect_number sameAs Bilangan_sempurna_semu.
- Quasiperfect_number sameAs Numero_lievemente_abbondante.
- Quasiperfect_number sameAs 準完全数.
- Quasiperfect_number sameAs 준완전수.
- Quasiperfect_number sameAs m.01vmb4.
- Quasiperfect_number sameAs Слегка_избыточные_числа.
- Quasiperfect_number sameAs Navidezno_popolno_število.
- Quasiperfect_number sameAs Kvasiperfekt_tal.
- Quasiperfect_number sameAs Злегка_надлишкові_числа.
- Quasiperfect_number sameAs Số_gần_hoàn_thiện_dư.
- Quasiperfect_number sameAs Q3343131.
- Quasiperfect_number sameAs Q3343131.
- Quasiperfect_number sameAs 准完全数.
- Quasiperfect_number wasDerivedFrom Quasiperfect_number?oldid=683587943.
- Quasiperfect_number isPrimaryTopicOf Quasiperfect_number.