28750905

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6203}}^1$

素因数の和:6317

約数の個数: 24

約数和(自身を含む): 50326848

約数和(自身を除く): 21575943

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 6203, 18609, 31015, 55827, 93045, 279135, 638909, 1916727, 3194545, 5750181, 9583635, 28750905]

約数ペア:

[(1, 28750905), (3, 9583635), (5, 5750181), (9, 3194545), (15, 1916727), (45, 638909), (103, 279135), (309, 93045), (515, 55827), (927, 31015), (1545, 18609), (4635, 6203)]