158120261

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{640163}}^1$

素因数の和:640195

約数の個数: 8

約数和(自身を含む): 179245920

約数和(自身を除く): 21125659

約数列:

[1, 13, 19, 247, 640163, 8322119, 12163097, 158120261]

約数ペア:

[(1, 158120261), (13, 12163097), (19, 8322119), (247, 640163)]