13121891

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:346

約数の個数: 16

約数和(自身を含む): 14376960

約数和(自身を除く): 1255069

約数列:

[1, 23, 29, 103, 191, 667, 2369, 2987, 4393, 5539, 19673, 68701, 127397, 452479, 570517, 13121891]

約数ペア:

[(1, 13121891), (23, 570517), (29, 452479), (103, 127397), (191, 68701), (667, 19673), (2369, 5539), (2987, 4393)]