28713845

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{739}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 36408000

約数和(自身を除く): 7694155

約数列:

[1, 5, 19, 95, 409, 739, 2045, 3695, 7771, 14041, 38855, 70205, 302251, 1511255, 5742769, 28713845]

約数ペア:

[(1, 28713845), (5, 5742769), (19, 1511255), (95, 302251), (409, 70205), (739, 38855), (2045, 14041), (3695, 7771)]