6891825

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2137}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 11664928

約数和(自身を除く): 4773103

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 2137, 3225, 6411, 10685, 32055, 53425, 91891, 160275, 275673, 459455, 1378365, 2297275, 6891825]

約数ペア:

[(1, 6891825), (3, 2297275), (5, 1378365), (15, 459455), (25, 275673), (43, 160275), (75, 91891), (129, 53425), (215, 32055), (645, 10685), (1075, 6411), (2137, 3225)]