28902995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{18121}}^1$

素因数の和:18166

約数の個数: 16

約数和(自身を含む): 39143520

約数和(自身を除く): 10240525

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 18121, 90605, 199331, 525509, 996655, 2627545, 5780599, 28902995]

約数ペア:

[(1, 28902995), (5, 5780599), (11, 2627545), (29, 996655), (55, 525509), (145, 199331), (319, 90605), (1595, 18121)]