13946725

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{3301}}^1$

素因数の和:3337

約数の個数: 18

約数和(自身を含む): 18732246

約数和(自身を除く): 4785521

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 3301, 4225, 16505, 42913, 82525, 214565, 557869, 1072825, 2789345, 13946725]

約数ペア:

[(1, 13946725), (5, 2789345), (13, 1072825), (25, 557869), (65, 214565), (169, 82525), (325, 42913), (845, 16505), (3301, 4225)]