81116084

素因数分解:

$2^2\times 7^1\times {\mathrm{2897003}}^1$

素因数の和:2897014

約数の個数: 12

約数和(自身を含む): 162232224

約数和(自身を除く): 81116140

約数列:

[1, 2, 4, 7, 14, 28, 2897003, 5794006, 11588012, 20279021, 40558042, 81116084]

約数ペア:

[(1, 81116084), (2, 40558042), (4, 20279021), (7, 11588012), (14, 5794006), (28, 2897003)]