210907785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{2797}}^1$

素因数の和:3273

約数の個数: 32

約数和(自身を含む): 369067392

約数和(自身を除く): 158159607

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 457, 1371, 2285, 2797, 5027, 6855, 8391, 13985, 15081, 25135, 30767, 41955, 75405, 92301, 153835, 461505, 1278229, 3834687, 6391145, 14060519, 19173435, 42181557, 70302595, 210907785]

約数ペア:

[(1, 210907785), (3, 70302595), (5, 42181557), (11, 19173435), (15, 14060519), (33, 6391145), (55, 3834687), (165, 1278229), (457, 461505), (1371, 153835), (2285, 92301), (2797, 75405), (5027, 41955), (6855, 30767), (8391, 25135), (13985, 15081)]