28303245

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14627}}^1$

素因数の和:14681

約数の個数: 24

約数和(自身を含む): 50203296

約数和(自身を除く): 21900051

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 14627, 43881, 73135, 131643, 219405, 628961, 658215, 1886883, 3144805, 5660649, 9434415, 28303245]

約数ペア:

[(1, 28303245), (3, 9434415), (5, 5660649), (9, 3144805), (15, 1886883), (43, 658215), (45, 628961), (129, 219405), (215, 131643), (387, 73135), (645, 43881), (1935, 14627)]