8921855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2441}}^1$

素因数の和:2506

約数の個数: 16

約数和(自身を含む): 11604384

約数和(自身を除く): 2682529

約数列:

[1, 5, 17, 43, 85, 215, 731, 2441, 3655, 12205, 41497, 104963, 207485, 524815, 1784371, 8921855]

約数ペア:

[(1, 8921855), (5, 1784371), (17, 524815), (43, 207485), (85, 104963), (215, 41497), (731, 12205), (2441, 3655)]