28202551

素因数分解:

${\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{1531}}^1$

素因数の和:1666

約数の個数: 12

約数和(自身を含む): 30839160

約数和(自身を除く): 2636609

約数列:

[1, 13, 109, 169, 1417, 1531, 18421, 19903, 166879, 258739, 2169427, 28202551]

約数ペア:

[(1, 28202551), (13, 2169427), (109, 258739), (169, 166879), (1417, 19903), (1531, 18421)]