28626435

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5009}}^1$

素因数の和:5147

約数の個数: 24

約数和(自身を含む): 50019840

約数和(自身を除く): 21393405

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 5009, 5715, 15027, 25045, 45081, 75135, 225405, 636143, 1908429, 3180715, 5725287, 9542145, 28626435]

約数ペア:

[(1, 28626435), (3, 9542145), (5, 5725287), (9, 3180715), (15, 1908429), (45, 636143), (127, 225405), (381, 75135), (635, 45081), (1143, 25045), (1905, 15027), (5009, 5715)]