668850309

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{827}}^1\times {\mathrm{1231}}^1$

素因数の和:2137

約数の個数: 24

約数和(自身を含む): 981332352

約数和(自身を除く): 312482043

約数列:

[1, 3, 9, 73, 219, 657, 827, 1231, 2481, 3693, 7443, 11079, 60371, 89863, 181113, 269589, 543339, 808767, 1018037, 3054111, 9162333, 74316701, 222950103, 668850309]

約数ペア:

[(1, 668850309), (3, 222950103), (9, 74316701), (73, 9162333), (219, 3054111), (657, 1018037), (827, 808767), (1231, 543339), (2481, 269589), (3693, 181113), (7443, 89863), (11079, 60371)]