81653806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{17351}}^1$

素因数の和:17547

約数の個数: 16

約数和(自身を含む): 132638688

約数和(自身を除く): 50984882

約数列:

[1, 2, 13, 26, 181, 362, 2353, 4706, 17351, 34702, 225563, 451126, 3140531, 6281062, 40826903, 81653806]

約数ペア:

[(1, 81653806), (2, 40826903), (13, 6281062), (26, 3140531), (181, 451126), (362, 225563), (2353, 34702), (4706, 17351)]