31194489

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1069}}^1$

素因数の和:1280

約数の個数: 16

約数和(自身を含む): 42526080

約数和(自身を除く): 11331591

約数列:

[1, 3, 71, 137, 213, 411, 1069, 3207, 9727, 29181, 75899, 146453, 227697, 439359, 10398163, 31194489]

約数ペア:

[(1, 31194489), (3, 10398163), (71, 439359), (137, 227697), (213, 146453), (411, 75899), (1069, 29181), (3207, 9727)]