28182475

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{2131}}^1$

素因数の和:2187

約数の個数: 18

約数和(自身を含む): 36548876

約数和(自身を除く): 8366401

約数列:

[1, 5, 23, 25, 115, 529, 575, 2131, 2645, 10655, 13225, 49013, 53275, 245065, 1127299, 1225325, 5636495, 28182475]

約数ペア:

[(1, 28182475), (5, 5636495), (23, 1225325), (25, 1127299), (115, 245065), (529, 53275), (575, 49013), (2131, 13225), (2645, 10655)]