28357651

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1063}}^1$

素因数の和:1210

約数の個数: 16

約数和(自身を含む): 33639424

約数和(自身を除く): 5281773

約数列:

[1, 7, 37, 103, 259, 721, 1063, 3811, 7441, 26677, 39331, 109489, 275317, 766423, 4051093, 28357651]

約数ペア:

[(1, 28357651), (7, 4051093), (37, 766423), (103, 275317), (259, 109489), (721, 39331), (1063, 26677), (3811, 7441)]