7830009

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 12448800

約数和(自身を除く): 4618791

約数列:

[1, 3, 9, 11, 33, 99, 139, 417, 569, 1251, 1529, 1707, 4587, 5121, 6259, 13761, 18777, 56331, 79091, 237273, 711819, 870001, 2610003, 7830009]

約数ペア:

[(1, 7830009), (3, 2610003), (9, 870001), (11, 711819), (33, 237273), (99, 79091), (139, 56331), (417, 18777), (569, 13761), (1251, 6259), (1529, 5121), (1707, 4587)]