213111185

素因数分解:

$5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{12401}}^1$

素因数の和:12904

約数の個数: 16

約数和(自身を含む): 292885632

約数和(自身を除く): 79774447

約数列:

[1, 5, 7, 35, 491, 2455, 3437, 12401, 17185, 62005, 86807, 434035, 6088891, 30444455, 42622237, 213111185]

約数ペア:

[(1, 213111185), (5, 42622237), (7, 30444455), (35, 6088891), (491, 434035), (2455, 86807), (3437, 62005), (12401, 17185)]