13878438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{330439}}^1$

素因数の和:330451

約数の個数: 16

約数和(自身を含む): 31722240

約数和(自身を除く): 17843802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 330439, 660878, 991317, 1982634, 2313073, 4626146, 6939219, 13878438]

約数ペア:

[(1, 13878438), (2, 6939219), (3, 4626146), (6, 2313073), (7, 1982634), (14, 991317), (21, 660878), (42, 330439)]