68447631

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 37997169

約数列:

[1, 3, 7, 21, 131, 139, 179, 393, 417, 537, 917, 973, 1253, 2751, 2919, 3759, 18209, 23449, 24881, 54627, 70347, 74643, 127463, 164143, 174167, 382389, 492429, 522501, 3259411, 9778233, 22815877, 68447631]

約数ペア:

[(1, 68447631), (3, 22815877), (7, 9778233), (21, 3259411), (131, 522501), (139, 492429), (179, 382389), (393, 174167), (417, 164143), (537, 127463), (917, 74643), (973, 70347), (1253, 54627), (2751, 24881), (2919, 23449), (3759, 18209)]