39951999

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{108271}}^1$

素因数の和:108318

約数の個数: 12

約数和(自身を含む): 59116512

約数和(自身を除く): 19164513

約数列:

[1, 3, 9, 41, 123, 369, 108271, 324813, 974439, 4439111, 13317333, 39951999]

約数ペア:

[(1, 39951999), (3, 13317333), (9, 4439111), (41, 974439), (123, 324813), (369, 108271)]