13221005

素因数分解:

$5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{757}}^1$

素因数の和:1268

約数の個数: 16

約数和(自身を含む): 18192000

約数和(自身を除く): 4970995

約数列:

[1, 5, 7, 35, 499, 757, 2495, 3493, 3785, 5299, 17465, 26495, 377743, 1888715, 2644201, 13221005]

約数ペア:

[(1, 13221005), (5, 2644201), (7, 1888715), (35, 377743), (499, 26495), (757, 17465), (2495, 5299), (3493, 3785)]