2007256125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17783}}^1$

素因数の和:17851

約数の個数: 64

約数和(自身を含む): 3906220032

約数和(自身を除く): 1898963907

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 75, 105, 125, 129, 175, 215, 301, 375, 525, 645, 875, 903, 1075, 1505, 2625, 3225, 4515, 5375, 7525, 16125, 17783, 22575, 37625, 53349, 88915, 112875, 124481, 266745, 373443, 444575, 622405, 764669, 1333725, 1867215, 2222875, 2294007, 3112025, 3823345, 5352683, 6668625, 9336075, 11470035, 15560125, 16058049, 19116725, 26763415, 46680375, 57350175, 80290245, 95583625, 133817075, 286750875, 401451225, 669085375, 2007256125]

約数ペア:

[(1, 2007256125), (3, 669085375), (5, 401451225), (7, 286750875), (15, 133817075), (21, 95583625), (25, 80290245), (35, 57350175), (43, 46680375), (75, 26763415), (105, 19116725), (125, 16058049), (129, 15560125), (175, 11470035), (215, 9336075), (301, 6668625), (375, 5352683), (525, 3823345), (645, 3112025), (875, 2294007), (903, 2222875), (1075, 1867215), (1505, 1333725), (2625, 764669), (3225, 622405), (4515, 444575), (5375, 373443), (7525, 266745), (16125, 124481), (17783, 112875), (22575, 88915), (37625, 53349)]