31864978

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{6991}}^1$

素因数の和:7089

約数の個数: 16

約数和(自身を含む): 49838976

約数和(自身を除く): 17973998

約数列:

[1, 2, 43, 53, 86, 106, 2279, 4558, 6991, 13982, 300613, 370523, 601226, 741046, 15932489, 31864978]

約数ペア:

[(1, 31864978), (2, 15932489), (43, 741046), (53, 601226), (86, 370523), (106, 300613), (2279, 13982), (4558, 6991)]