81316802

素因数分解:

$2^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{21433}}^1$

素因数の和:21713

約数の個数: 16

約数和(自身を含む): 139921152

約数和(自身を除く): 58604350

約数列:

[1, 2, 7, 14, 271, 542, 1897, 3794, 21433, 42866, 150031, 300062, 5808343, 11616686, 40658401, 81316802]

約数ペア:

[(1, 81316802), (2, 40658401), (7, 11616686), (14, 5808343), (271, 300062), (542, 150031), (1897, 42866), (3794, 21433)]