81291197

素因数分解:

${\mathrm{13}}^3\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:429

約数の個数: 16

約数和(自身を含む): 88992960

約数和(自身を除く): 7701763

約数列:

[1, 13, 163, 169, 227, 2119, 2197, 2951, 27547, 37001, 38363, 358111, 481013, 498719, 6253169, 81291197]

約数ペア:

[(1, 81291197), (13, 6253169), (163, 498719), (169, 481013), (227, 358111), (2119, 38363), (2197, 37001), (2951, 27547)]