387904027

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{6907}}^1$

素因数の和:7098

約数の個数: 16

約数和(自身を含む): 453606912

約数和(自身を除く): 65702885

約数列:

[1, 7, 71, 113, 497, 791, 6907, 8023, 48349, 56161, 490397, 780491, 3432779, 5463437, 55414861, 387904027]

約数ペア:

[(1, 387904027), (7, 55414861), (71, 5463437), (113, 3432779), (497, 780491), (791, 490397), (6907, 56161), (8023, 48349)]