205268607

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 308943360

約数和(自身を除く): 103674753

約数列:

[1, 3, 9, 27, 137, 211, 263, 411, 633, 789, 1233, 1899, 2367, 3699, 5697, 7101, 28907, 36031, 55493, 86721, 108093, 166479, 260163, 324279, 499437, 780489, 972837, 1498311, 7602541, 22807623, 68422869, 205268607]

約数ペア:

[(1, 205268607), (3, 68422869), (9, 22807623), (27, 7602541), (137, 1498311), (211, 972837), (263, 780489), (411, 499437), (633, 324279), (789, 260163), (1233, 166479), (1899, 108093), (2367, 86721), (3699, 55493), (5697, 36031), (7101, 28907)]