28242665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{17707}}^1$

素因数の和:17752

約数の個数: 16

約数和(自身を含む): 38249280

約数和(自身を除く): 10006615

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 17707, 88535, 194777, 513503, 973885, 2567515, 5648533, 28242665]

約数ペア:

[(1, 28242665), (5, 5648533), (11, 2567515), (29, 973885), (55, 513503), (145, 194777), (319, 88535), (1595, 17707)]