630825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 1124928

約数和(自身を除く): 494103

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 647, 975, 1941, 3235, 8411, 9705, 16175, 25233, 42055, 48525, 126165, 210275, 630825]

約数ペア:

[(1, 630825), (3, 210275), (5, 126165), (13, 48525), (15, 42055), (25, 25233), (39, 16175), (65, 9705), (75, 8411), (195, 3235), (325, 1941), (647, 975)]