207680907

素因数分解:

$3^1\times 7^1\times {\mathrm{2207}}^1\times {\mathrm{4481}}^1$

素因数の和:6698

約数の個数: 16

約数和(自身を含む): 316680192

約数和(自身を除く): 108999285

約数列:

[1, 3, 7, 21, 2207, 4481, 6621, 13443, 15449, 31367, 46347, 94101, 9889567, 29668701, 69226969, 207680907]

約数ペア:

[(1, 207680907), (3, 69226969), (7, 29668701), (21, 9889567), (2207, 94101), (4481, 46347), (6621, 31367), (13443, 15449)]