406992365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{25981}}^1$

素因数の和:26240

約数の個数: 16

約数和(自身を含む): 528162096

約数和(自身を除く): 121169731

約数列:

[1, 5, 13, 65, 241, 1205, 3133, 15665, 25981, 129905, 337753, 1688765, 6261421, 31307105, 81398473, 406992365]

約数ペア:

[(1, 406992365), (5, 81398473), (13, 31307105), (65, 6261421), (241, 1688765), (1205, 337753), (3133, 129905), (15665, 25981)]