20161280769

素因数分解:

$3^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1183799}}^1$

素因数の和:1184620

約数の個数: 16

約数和(自身を含む): 30759859200

約数和(自身を除く): 10598578431

約数列:

[1, 3, 7, 21, 811, 2433, 5677, 17031, 1183799, 3551397, 8286593, 24859779, 960060989, 2880182967, 6720426923, 20161280769]

約数ペア:

[(1, 20161280769), (3, 6720426923), (7, 2880182967), (21, 960060989), (811, 24859779), (2433, 8286593), (5677, 3551397), (17031, 1183799)]