7208275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 9427968

約数和(自身を除く): 2219693

約数列:

[1, 5, 25, 31, 71, 131, 155, 355, 655, 775, 1775, 2201, 3275, 4061, 9301, 11005, 20305, 46505, 55025, 101525, 232525, 288331, 1441655, 7208275]

約数ペア:

[(1, 7208275), (5, 1441655), (25, 288331), (31, 232525), (71, 101525), (131, 55025), (155, 46505), (355, 20305), (655, 11005), (775, 9301), (1775, 4061), (2201, 3275)]