28703605

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{17449}}^1$

素因数の和:17508

約数の個数: 16

約数和(自身を含む): 40204800

約数和(自身を除く): 11501195

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 17449, 87245, 122143, 610715, 820103, 4100515, 5740721, 28703605]

約数ペア:

[(1, 28703605), (5, 5740721), (7, 4100515), (35, 820103), (47, 610715), (235, 122143), (329, 87245), (1645, 17449)]