11963225

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{569}}^1$

素因数の和:637

約数の個数: 18

約数和(自身を含む): 15390570

約数和(自身を除く): 3427345

約数列:

[1, 5, 25, 29, 145, 569, 725, 841, 2845, 4205, 14225, 16501, 21025, 82505, 412525, 478529, 2392645, 11963225]

約数ペア:

[(1, 11963225), (5, 2392645), (25, 478529), (29, 412525), (145, 82505), (569, 21025), (725, 16501), (841, 14225), (2845, 4205)]