7139025825

素因数分解:

$3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{638839}}^1$

素因数の和:639001

約数の個数: 24

約数和(自身を含む): 11882424000

約数和(自身を除く): 4743398175

約数列:

[1, 3, 5, 15, 25, 75, 149, 447, 745, 2235, 3725, 11175, 638839, 1916517, 3194195, 9582585, 15970975, 47912925, 95187011, 285561033, 475935055, 1427805165, 2379675275, 7139025825]

約数ペア:

[(1, 7139025825), (3, 2379675275), (5, 1427805165), (15, 475935055), (25, 285561033), (75, 95187011), (149, 47912925), (447, 15970975), (745, 9582585), (2235, 3194195), (3725, 1916517), (11175, 638839)]