206810037

素因数分解:

$3^3\times 7^2\times {\mathrm{156319}}^1$

素因数の和:156342

約数の個数: 24

約数和(自身を含む): 356409600

約数和(自身を除く): 149599563

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 156319, 468957, 1094233, 1406871, 3282699, 4220613, 7659631, 9848097, 22978893, 29544291, 68936679, 206810037]

約数ペア:

[(1, 206810037), (3, 68936679), (7, 29544291), (9, 22978893), (21, 9848097), (27, 7659631), (49, 4220613), (63, 3282699), (147, 1406871), (189, 1094233), (441, 468957), (1323, 156319)]