12821416275

素因数分解:

$3^1\times 5^2\times {\mathrm{809}}^1\times {\mathrm{211313}}^1$

素因数の和:212135

約数の個数: 24

約数和(自身を含む): 21224378160

約数和(自身を除く): 8402961885

約数列:

[1, 3, 5, 15, 25, 75, 809, 2427, 4045, 12135, 20225, 60675, 211313, 633939, 1056565, 3169695, 5282825, 15848475, 170952217, 512856651, 854761085, 2564283255, 4273805425, 12821416275]

約数ペア:

[(1, 12821416275), (3, 4273805425), (5, 2564283255), (15, 854761085), (25, 512856651), (75, 170952217), (809, 15848475), (2427, 5282825), (4045, 3169695), (12135, 1056565), (20225, 633939), (60675, 211313)]