427401709

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{156157}}^1$

素因数の和:156204

約数の個数: 16

約数和(自身を含む): 539682048

約数和(自身を除く): 112280339

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 156157, 1093099, 2654669, 3591611, 18582683, 25141277, 61057387, 427401709]

約数ペア:

[(1, 427401709), (7, 61057387), (17, 25141277), (23, 18582683), (119, 3591611), (161, 2654669), (391, 1093099), (2737, 156157)]