86746855

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{251}}^1\times {\mathrm{409}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 113445360

約数和(自身を除く): 26698505

約数列:

[1, 5, 13, 65, 169, 251, 409, 845, 1255, 2045, 3263, 5317, 16315, 26585, 42419, 69121, 102659, 212095, 345605, 513295, 1334567, 6672835, 17349371, 86746855]

約数ペア:

[(1, 86746855), (5, 17349371), (13, 6672835), (65, 1334567), (169, 513295), (251, 345605), (409, 212095), (845, 102659), (1255, 69121), (2045, 42419), (3263, 26585), (5317, 16315)]