123640855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{3343}}^1$

素因数の和:3930

約数の個数: 16

約数和(自身を含む): 160110720

約数和(自身を除く): 36469865

約数列:

[1, 5, 13, 65, 569, 2845, 3343, 7397, 16715, 36985, 43459, 217295, 1902167, 9510835, 24728171, 123640855]

約数ペア:

[(1, 123640855), (5, 24728171), (13, 9510835), (65, 1902167), (569, 217295), (2845, 43459), (3343, 36985), (7397, 16715)]