31129205

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{2161}}^1$

素因数の和:2276

約数の個数: 16

約数和(自身を含む): 38812224

約数和(自身を除く): 7683019

約数列:

[1, 5, 43, 67, 215, 335, 2161, 2881, 10805, 14405, 92923, 144787, 464615, 723935, 6225841, 31129205]

約数ペア:

[(1, 31129205), (5, 6225841), (43, 723935), (67, 464615), (215, 144787), (335, 92923), (2161, 14405), (2881, 10805)]