31309411

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{919}}^1$

素因数の和:1114

約数の個数: 16

約数和(自身を含む): 37212160

約数和(自身を除く): 5902749

約数列:

[1, 7, 31, 157, 217, 919, 1099, 4867, 6433, 28489, 34069, 144283, 199423, 1009981, 4472773, 31309411]

約数ペア:

[(1, 31309411), (7, 4472773), (31, 1009981), (157, 199423), (217, 144283), (919, 34069), (1099, 28489), (4867, 6433)]