13080815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5531}}^1$

素因数の和:5590

約数の個数: 16

約数和(自身を含む): 17525376

約数和(自身を除く): 4444561

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 5531, 27655, 60841, 237833, 304205, 1189165, 2616163, 13080815]

約数ペア:

[(1, 13080815), (5, 2616163), (11, 1189165), (43, 304205), (55, 237833), (215, 60841), (473, 27655), (2365, 5531)]