31947231

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1181}}^1$

素因数の和:1382

約数の個数: 16

約数和(自身を含む): 43573248

約数和(自身を除く): 11626017

約数列:

[1, 3, 71, 127, 213, 381, 1181, 3543, 9017, 27051, 83851, 149987, 251553, 449961, 10649077, 31947231]

約数ペア:

[(1, 31947231), (3, 10649077), (71, 449961), (127, 251553), (213, 149987), (381, 83851), (1181, 27051), (3543, 9017)]