2190404741

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{22147}}^1$

素因数の和:22424

約数の個数: 16

約数和(自身を含む): 2551449600

約数和(自身を除く): 361044859

約数列:

[1, 7, 71, 199, 497, 1393, 14129, 22147, 98903, 155029, 1572437, 4407253, 11007059, 30850771, 312914963, 2190404741]

約数ペア:

[(1, 2190404741), (7, 312914963), (71, 30850771), (199, 11007059), (497, 4407253), (1393, 1572437), (14129, 155029), (22147, 98903)]