211673420781

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{8887493}}^1$

素因数の和:8887980

約数の個数: 16

約数和(自身を含む): 299472997824

約数和(自身を除く): 87799577043

約数列:

[1, 3, 17, 51, 467, 1401, 7939, 23817, 8887493, 26662479, 151087381, 453262143, 4150459231, 12451377693, 70557806927, 211673420781]

約数ペア:

[(1, 211673420781), (3, 70557806927), (17, 12451377693), (51, 4150459231), (467, 453262143), (1401, 151087381), (7939, 26662479), (23817, 8887493)]