218075

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:95

約数の個数: 24

約数和(自身を含む): 322896

約数和(自身を除く): 104821

約数列:

[1, 5, 11, 13, 25, 55, 61, 65, 143, 275, 305, 325, 671, 715, 793, 1525, 3355, 3575, 3965, 8723, 16775, 19825, 43615, 218075]

約数ペア:

[(1, 218075), (5, 43615), (11, 19825), (13, 16775), (25, 8723), (55, 3965), (61, 3575), (65, 3355), (143, 1525), (275, 793), (305, 715), (325, 671)]