2856865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 3778560

約数和(自身を除く): 921695

約数列:

[1, 5, 11, 55, 127, 409, 635, 1397, 2045, 4499, 6985, 22495, 51943, 259715, 571373, 2856865]

約数ペア:

[(1, 2856865), (5, 571373), (11, 259715), (55, 51943), (127, 22495), (409, 6985), (635, 4499), (1397, 2045)]