57439889

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19993}}^1$

素因数の和:20036

約数の個数: 12

約数和(自身を含む): 65860236

約数和(自身を除く): 8420347

約数列:

[1, 13, 17, 169, 221, 2873, 19993, 259909, 339881, 3378817, 4418453, 57439889]

約数ペア:

[(1, 57439889), (13, 4418453), (17, 3378817), (169, 339881), (221, 259909), (2873, 19993)]