31495989

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2269}}^1$

素因数の和:2940

約数の個数: 16

約数和(自身を含む): 48087680

約数和(自身を除く): 16591691

約数列:

[1, 3, 7, 21, 661, 1983, 2269, 4627, 6807, 13881, 15883, 47649, 1499809, 4499427, 10498663, 31495989]

約数ペア:

[(1, 31495989), (3, 10498663), (7, 4499427), (21, 1499809), (661, 47649), (1983, 15883), (2269, 13881), (4627, 6807)]