1438402441

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1\times {\mathrm{2939}}^1$

素因数の和:3588

約数の個数: 16

約数和(自身を含む): 1659571200

約数和(自身を除く): 221168759

約数列:

[1, 7, 139, 503, 973, 2939, 3521, 20573, 69917, 408521, 489419, 1478317, 2859647, 10348219, 205486063, 1438402441]

約数ペア:

[(1, 1438402441), (7, 205486063), (139, 10348219), (503, 2859647), (973, 1478317), (2939, 489419), (3521, 408521), (20573, 69917)]