68966261

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20483}}^1$

素因数の和:20540

約数の個数: 16

約数和(自身を含む): 87179904

約数和(自身を除く): 18213643

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 20483, 143381, 266279, 757871, 1863953, 5305097, 9852323, 68966261]

約数ペア:

[(1, 68966261), (7, 9852323), (13, 5305097), (37, 1863953), (91, 757871), (259, 266279), (481, 143381), (3367, 20483)]