261609359

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{757}}^1$

素因数の和:1210

約数の個数: 16

約数和(自身を含む): 289798560

約数和(自身を除く): 28189201

約数列:

[1, 11, 89, 353, 757, 979, 3883, 8327, 31417, 67373, 267221, 345587, 741103, 2939431, 23782669, 261609359]

約数ペア:

[(1, 261609359), (11, 23782669), (89, 2939431), (353, 741103), (757, 345587), (979, 267221), (3883, 67373), (8327, 31417)]