13221155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1427}}^1$

素因数の和:1558

約数の個数: 16

約数和(自身を含む): 16964640

約数和(自身を除く): 3743485

約数列:

[1, 5, 17, 85, 109, 545, 1427, 1853, 7135, 9265, 24259, 121295, 155543, 777715, 2644231, 13221155]

約数ペア:

[(1, 13221155), (5, 2644231), (17, 777715), (85, 155543), (109, 121295), (545, 24259), (1427, 9265), (1853, 7135)]