493558947

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{433}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 865500160

約数和(自身を除く): 371941213

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 163, 189, 259, 333, 433, 489, 777, 999, 1141, 1299, 1467, 2331, 3031, 3423, 3897, 4401, 6031, 6993, 9093, 10269, 11691, 16021, 18093, 27279, 30807, 42217, 48063, 54279, 70579, 81837, 112147, 126651, 144189, 162837, 211737, 336441, 379953, 432567, 494053, 635211, 1009323, 1139859, 1482159, 1905633, 2611423, 3027969, 4446477, 7834269, 13339431, 18279961, 23502807, 54839883, 70508421, 164519649, 493558947]

約数ペア:

[(1, 493558947), (3, 164519649), (7, 70508421), (9, 54839883), (21, 23502807), (27, 18279961), (37, 13339431), (63, 7834269), (111, 4446477), (163, 3027969), (189, 2611423), (259, 1905633), (333, 1482159), (433, 1139859), (489, 1009323), (777, 635211), (999, 494053), (1141, 432567), (1299, 379953), (1467, 336441), (2331, 211737), (3031, 162837), (3423, 144189), (3897, 126651), (4401, 112147), (6031, 81837), (6993, 70579), (9093, 54279), (10269, 48063), (11691, 42217), (16021, 30807), (18093, 27279)]