31138278

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{120691}}^1$

素因数の和:120739

約数の個数: 16

約数和(自身を含む): 63725376

約数和(自身を除く): 32587098

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 120691, 241382, 362073, 724146, 5189713, 10379426, 15569139, 31138278]

約数ペア:

[(1, 31138278), (2, 15569139), (3, 10379426), (6, 5189713), (43, 724146), (86, 362073), (129, 241382), (258, 120691)]