68428857

素因数分解:

$3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{6691}}^1$

素因数の和:7188

約数の個数: 16

約数和(自身を含む): 104502272

約数和(自身を除く): 36073415

約数列:

[1, 3, 7, 21, 487, 1461, 3409, 6691, 10227, 20073, 46837, 140511, 3258517, 9775551, 22809619, 68428857]

約数ペア:

[(1, 68428857), (3, 22809619), (7, 9775551), (21, 3258517), (487, 140511), (1461, 46837), (3409, 20073), (6691, 10227)]