68640318

素因数分解:

$2^1\times 3^3\times {\mathrm{1271117}}^1$

素因数の和:1271128

約数の個数: 16

約数和(自身を含む): 152534160

約数和(自身を除く): 83893842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1271117, 2542234, 3813351, 7626702, 11440053, 22880106, 34320159, 68640318]

約数ペア:

[(1, 68640318), (2, 34320159), (3, 22880106), (6, 11440053), (9, 7626702), (18, 3813351), (27, 2542234), (54, 1271117)]