12539445

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19441}}^1$

素因数の和:19492

約数の個数: 16

約数和(自身を含む): 20530752

約数和(自身を除く): 7991307

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 19441, 58323, 97205, 291615, 835963, 2507889, 4179815, 12539445]

約数ペア:

[(1, 12539445), (3, 4179815), (5, 2507889), (15, 835963), (43, 291615), (129, 97205), (215, 58323), (645, 19441)]