68161821

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{249677}}^1$

素因数の和:249700

約数の個数: 16

約数和(自身を含む): 111855744

約数和(自身を除く): 43693923

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 249677, 749031, 1747739, 3245801, 5243217, 9737403, 22720607, 68161821]

約数ペア:

[(1, 68161821), (3, 22720607), (7, 9737403), (13, 5243217), (21, 3245801), (39, 1747739), (91, 749031), (273, 249677)]