2911025

素因数分解:

$5^2\times {\mathrm{13}}^3\times {\mathrm{53}}^1$

素因数の和:102

約数の個数: 24

約数和(自身を含む): 3984120

約数和(自身を除く): 1073095

約数列:

[1, 5, 13, 25, 53, 65, 169, 265, 325, 689, 845, 1325, 2197, 3445, 4225, 8957, 10985, 17225, 44785, 54925, 116441, 223925, 582205, 2911025]

約数ペア:

[(1, 2911025), (5, 582205), (13, 223925), (25, 116441), (53, 54925), (65, 44785), (169, 17225), (265, 10985), (325, 8957), (689, 4225), (845, 3445), (1325, 2197)]