489242511

素因数分解:

$3^4\times {\mathrm{691}}^1\times {\mathrm{8741}}^1$

素因数の和:9444

約数の個数: 20

約数和(自身を含む): 731985144

約数和(自身を除く): 242742633

約数列:

[1, 3, 9, 27, 81, 691, 2073, 6219, 8741, 18657, 26223, 55971, 78669, 236007, 708021, 6040031, 18120093, 54360279, 163080837, 489242511]

約数ペア:

[(1, 489242511), (3, 163080837), (9, 54360279), (27, 18120093), (81, 6040031), (691, 708021), (2073, 236007), (6219, 78669), (8741, 55971), (18657, 26223)]