PerfectNumberQ

可用

Test if a number is perfect (sum of proper divisors equals itself).

形式

PerfectNumberQ[n]

已驗證的範例PerfectNumberQ[6] → True

在 Qurak 上執行搜尋參考文件

主題

Multiplicative Number Theory - Perfect Numbers
New In104 Alphabetical Listing - P
Summary Of New Features In141 - Functions Enhanced in Compiled Code
Summary Of New Features In141 - Functions Enhanced in Compiled Code

相關

PerfectNumber Divisors DivisorSigma MersennePrimeExponent MersennePrimeExponentQ PolygonalNumber HarmonicNumber AlternatingFactorial BellB BinCounts CompositeQ Cross

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