31731817

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1$

素因数の和:1224

約数の個数: 16

約数和(自身を含む): 35804160

約数和(自身を除く): 4072343

約数列:

[1, 13, 31, 71, 403, 923, 1109, 2201, 14417, 28613, 34379, 78739, 446927, 1023607, 2440909, 31731817]

約数ペア:

[(1, 31731817), (13, 2440909), (31, 1023607), (71, 446927), (403, 78739), (923, 34379), (1109, 28613), (2201, 14417)]