13020215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11783}}^1$

素因数の和:11818

約数の個数: 16

約数和(自身を含む): 17817408

約数和(自身を除く): 4797193

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 11783, 58915, 153179, 200311, 765895, 1001555, 2604043, 13020215]

約数ペア:

[(1, 13020215), (5, 2604043), (13, 1001555), (17, 765895), (65, 200311), (85, 153179), (221, 58915), (1105, 11783)]