640853340191

素因数分解:

${\mathrm{647}}^1\times {\mathrm{86711}}^1\times {\mathrm{11423}}^1$

素因数の和:98781

約数の個数: 8

約数和(自身を含む): 641907431424

約数和(自身を除く): 1054091233

約数列:

[1, 647, 11423, 86711, 7390681, 56102017, 990499753, 640853340191]

約数ペア:

[(1, 640853340191), (647, 990499753), (11423, 56102017), (86711, 7390681)]