81339357

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{66617}}^1$

素因数の和:66668

約数の個数: 16

約数和(自身を含む): 121511232

約数和(自身を除く): 40171875

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 66617, 199851, 732787, 2198361, 2464829, 7394487, 27113119, 81339357]

約数ペア:

[(1, 81339357), (3, 27113119), (11, 7394487), (33, 2464829), (37, 2198361), (111, 732787), (407, 199851), (1221, 66617)]