13129105

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{21701}}^1$

素因数の和:21728

約数の個数: 12

約数和(自身を含む): 17318196

約数和(自身を除く): 4189091

約数列:

[1, 5, 11, 55, 121, 605, 21701, 108505, 238711, 1193555, 2625821, 13129105]

約数ペア:

[(1, 13129105), (5, 2625821), (11, 1193555), (55, 238711), (121, 108505), (605, 21701)]