2507925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 5035392

約数和(自身を除く): 2527467

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 281, 357, 425, 525, 595, 843, 1275, 1405, 1785, 1967, 2975, 4215, 4777, 5901, 7025, 8925, 9835, 14331, 21075, 23885, 29505, 33439, 49175, 71655, 100317, 119425, 147525, 167195, 358275, 501585, 835975, 2507925]

約数ペア:

[(1, 2507925), (3, 835975), (5, 501585), (7, 358275), (15, 167195), (17, 147525), (21, 119425), (25, 100317), (35, 71655), (51, 49175), (75, 33439), (85, 29505), (105, 23885), (119, 21075), (175, 14331), (255, 9835), (281, 8925), (357, 7025), (425, 5901), (525, 4777), (595, 4215), (843, 2975), (1275, 1967), (1405, 1785)]