28084255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2377}}^1$

素因数の和:2538

約数の個数: 16

約数和(自身を含む): 35955360

約数和(自身を除く): 7871105

約数列:

[1, 5, 17, 85, 139, 695, 2363, 2377, 11815, 11885, 40409, 202045, 330403, 1652015, 5616851, 28084255]

約数ペア:

[(1, 28084255), (5, 5616851), (17, 1652015), (85, 330403), (139, 202045), (695, 40409), (2363, 11885), (2377, 11815)]