86660679

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{242747}}^1$

素因数の和:242774

約数の個数: 16

約数和(自身を含む): 139822848

約数和(自身を除く): 53162169

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 242747, 728241, 1699229, 4126699, 5097687, 12380097, 28886893, 86660679]

約数ペア:

[(1, 86660679), (3, 28886893), (7, 12380097), (17, 5097687), (21, 4126699), (51, 1699229), (119, 728241), (357, 242747)]