266491863

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{857}}^1$

素因数の和:1229

約数の個数: 40

約数和(自身を含む): 436035600

約数和(自身を除く): 169543737

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 349, 857, 891, 1047, 2571, 3141, 3839, 7713, 9423, 9427, 11517, 23139, 28269, 28281, 34551, 69417, 84843, 103653, 254529, 299093, 310959, 763587, 897279, 2691837, 3290023, 8075511, 9870069, 24226533, 29610207, 88830621, 266491863]

約数ペア:

[(1, 266491863), (3, 88830621), (9, 29610207), (11, 24226533), (27, 9870069), (33, 8075511), (81, 3290023), (99, 2691837), (297, 897279), (349, 763587), (857, 310959), (891, 299093), (1047, 254529), (2571, 103653), (3141, 84843), (3839, 69417), (7713, 34551), (9423, 28281), (9427, 28269), (11517, 23139)]