2568657

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^2$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 4259136

約数和(自身を除く): 1690479

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 1261, 2037, 3783, 8827, 9409, 26481, 28227, 65863, 122317, 197589, 366951, 856219, 2568657]

約数ペア:

[(1, 2568657), (3, 856219), (7, 366951), (13, 197589), (21, 122317), (39, 65863), (91, 28227), (97, 26481), (273, 9409), (291, 8827), (679, 3783), (1261, 2037)]