66997255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{60631}}^1$

素因数の和:60666

約数の個数: 16

約数和(自身を含む): 91675584

約数和(自身を除く): 24678329

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 60631, 303155, 788203, 1030727, 3941015, 5153635, 13399451, 66997255]

約数ペア:

[(1, 66997255), (5, 13399451), (13, 5153635), (17, 3941015), (65, 1030727), (85, 788203), (221, 303155), (1105, 60631)]