28235974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{7927}}^1$

素因数の和:8079

約数の個数: 16

約数和(自身を含む): 45950688

約数和(自身を除く): 17714714

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 7927, 15854, 103051, 206102, 1085999, 2171998, 14117987, 28235974]

約数ペア:

[(1, 28235974), (2, 14117987), (13, 2171998), (26, 1085999), (137, 206102), (274, 103051), (1781, 15854), (3562, 7927)]