68653221

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251477}}^1$

素因数の和:251500

約数の個数: 16

約数和(自身を含む): 112662144

約数和(自身を除く): 44008923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 251477, 754431, 1760339, 3269201, 5281017, 9807603, 22884407, 68653221]

約数ペア:

[(1, 68653221), (3, 22884407), (7, 9807603), (13, 5281017), (21, 3269201), (39, 1760339), (91, 754431), (273, 251477)]