13939205

素因数分解:

$5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{887}}^1$

素因数の和:1348

約数の個数: 16

約数和(自身を含む): 19180800

約数和(自身を除く): 5241595

約数列:

[1, 5, 7, 35, 449, 887, 2245, 3143, 4435, 6209, 15715, 31045, 398263, 1991315, 2787841, 13939205]

約数ペア:

[(1, 13939205), (5, 2787841), (7, 1991315), (35, 398263), (449, 31045), (887, 15715), (2245, 6209), (3143, 4435)]