28652645

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{487}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 40359552

約数和(自身を除く): 11706907

約数列:

[1, 5, 7, 35, 41, 205, 287, 487, 1435, 1681, 2435, 3409, 8405, 11767, 17045, 19967, 58835, 99835, 139769, 698845, 818647, 4093235, 5730529, 28652645]

約数ペア:

[(1, 28652645), (5, 5730529), (7, 4093235), (35, 818647), (41, 698845), (205, 139769), (287, 99835), (487, 58835), (1435, 19967), (1681, 17045), (2435, 11767), (3409, 8405)]