721880266

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{1201}}^1\times {\mathrm{2017}}^1$

素因数の和:3369

約数の個数: 16

約数和(自身を含む): 1091536200

約数和(自身を除く): 369655934

約数列:

[1, 2, 149, 298, 1201, 2017, 2402, 4034, 178949, 300533, 357898, 601066, 2422417, 4844834, 360940133, 721880266]

約数ペア:

[(1, 721880266), (2, 360940133), (149, 4844834), (298, 2422417), (1201, 601066), (2017, 357898), (2402, 300533), (4034, 178949)]