31483778

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{1039}}^1$

素因数の和:1289

約数の個数: 16

約数和(自身を含む): 48048000

約数和(自身を除く): 16564222

約数列:

[1, 2, 109, 139, 218, 278, 1039, 2078, 15151, 30302, 113251, 144421, 226502, 288842, 15741889, 31483778]

約数ペア:

[(1, 31483778), (2, 15741889), (109, 288842), (139, 226502), (218, 144421), (278, 113251), (1039, 30302), (2078, 15151)]