13211605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2699}}^1$

素因数の和:2804

約数の個数: 16

約数和(自身を含む): 17496000

約数和(自身を除く): 4284395

約数列:

[1, 5, 11, 55, 89, 445, 979, 2699, 4895, 13495, 29689, 148445, 240211, 1201055, 2642321, 13211605]

約数ペア:

[(1, 13211605), (5, 2642321), (11, 1201055), (55, 240211), (89, 148445), (445, 29689), (979, 13495), (2699, 4895)]