39989831

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{787}}^1$

素因数の和:879

約数の個数: 24

約数和(自身を含む): 50126256

約数和(自身を除く): 10136425

約数列:

[1, 7, 17, 49, 61, 119, 427, 787, 833, 1037, 2989, 5509, 7259, 13379, 38563, 48007, 50813, 93653, 336049, 655571, 816119, 2352343, 5712833, 39989831]

約数ペア:

[(1, 39989831), (7, 5712833), (17, 2352343), (49, 816119), (61, 655571), (119, 336049), (427, 93653), (787, 50813), (833, 48007), (1037, 38563), (2989, 13379), (5509, 7259)]