81710384

素因数分解:

$2^4\times 7^1\times {\mathrm{729557}}^1$

素因数の和:729572

約数の個数: 20

約数和(自身を含む): 180930384

約数和(自身を除く): 99220000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 729557, 1459114, 2918228, 5106899, 5836456, 10213798, 11672912, 20427596, 40855192, 81710384]

約数ペア:

[(1, 81710384), (2, 40855192), (4, 20427596), (7, 11672912), (8, 10213798), (14, 5836456), (16, 5106899), (28, 2918228), (56, 1459114), (112, 729557)]