28185435

素因数分解:

$3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2027}}^1$

素因数の和:2144

約数の個数: 32

約数和(自身を含む): 50618880

約数和(自身を除く): 22433445

約数列:

[1, 3, 5, 9, 15, 27, 45, 103, 135, 309, 515, 927, 1545, 2027, 2781, 4635, 6081, 10135, 13905, 18243, 30405, 54729, 91215, 208781, 273645, 626343, 1043905, 1879029, 3131715, 5637087, 9395145, 28185435]

約数ペア:

[(1, 28185435), (3, 9395145), (5, 5637087), (9, 3131715), (15, 1879029), (27, 1043905), (45, 626343), (103, 273645), (135, 208781), (309, 91215), (515, 54729), (927, 30405), (1545, 18243), (2027, 13905), (2781, 10135), (4635, 6081)]