28059865

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6869}}^1$

素因数の和:6936

約数の個数: 16

約数和(自身を含む): 36273600

約数和(自身を除く): 8213735

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 6869, 34345, 130511, 295367, 652555, 1476835, 5611973, 28059865]

約数ペア:

[(1, 28059865), (5, 5611973), (19, 1476835), (43, 652555), (95, 295367), (215, 130511), (817, 34345), (4085, 6869)]