12982225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 17151680

約数和(自身を除く): 4169455

約数列:

[1, 5, 19, 25, 95, 151, 181, 475, 755, 905, 2869, 3439, 3775, 4525, 14345, 17195, 27331, 71725, 85975, 136655, 519289, 683275, 2596445, 12982225]

約数ペア:

[(1, 12982225), (5, 2596445), (19, 683275), (25, 519289), (95, 136655), (151, 85975), (181, 71725), (475, 27331), (755, 17195), (905, 14345), (2869, 4525), (3439, 3775)]