57181319

素因数分解:

${\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{1531}}^1$

素因数の和:1587

約数の個数: 16

約数和(自身を含む): 65630880

約数和(自身を除く): 8449561

約数列:

[1, 13, 17, 169, 221, 1531, 2197, 2873, 19903, 26027, 37349, 258739, 338351, 3363607, 4398563, 57181319]

約数ペア:

[(1, 57181319), (13, 4398563), (17, 3363607), (169, 338351), (221, 258739), (1531, 37349), (2197, 26027), (2873, 19903)]