13121297

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1553}}^1$

素因数の和:1648

約数の個数: 16

約数和(自身を含む): 16111872

約数和(自身を除く): 2990575

約数列:

[1, 7, 17, 71, 119, 497, 1207, 1553, 8449, 10871, 26401, 110263, 184807, 771841, 1874471, 13121297]

約数ペア:

[(1, 13121297), (7, 1874471), (17, 771841), (71, 184807), (119, 110263), (497, 26401), (1207, 10871), (1553, 8449)]