28206399

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{3001}}^1$

素因数の和:3258

約数の個数: 16

約数和(自身を含む): 40683104

約数和(自身を除く): 12476705

約数列:

[1, 3, 13, 39, 241, 723, 3001, 3133, 9003, 9399, 39013, 117039, 723241, 2169723, 9402133, 28206399]

約数ペア:

[(1, 28206399), (3, 9402133), (13, 2169723), (39, 723241), (241, 117039), (723, 39013), (3001, 9399), (3133, 9003)]