28267889

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3457}}^1$

素因数の和:3524

約数の個数: 16

約数和(自身を含む): 33113808

約数和(自身を除く): 4845919

約数列:

[1, 13, 17, 37, 221, 481, 629, 3457, 8177, 44941, 58769, 127909, 763997, 1662817, 2174453, 28267889]

約数ペア:

[(1, 28267889), (13, 2174453), (17, 1662817), (37, 763997), (221, 127909), (481, 58769), (629, 44941), (3457, 8177)]