31386081

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2767}}^1$

素因数の和:2988

約数の個数: 16

約数和(自身を含む): 44288000

約数和(自身を除く): 12901919

約数列:

[1, 3, 19, 57, 199, 597, 2767, 3781, 8301, 11343, 52573, 157719, 550633, 1651899, 10462027, 31386081]

約数ペア:

[(1, 31386081), (3, 10462027), (19, 1651899), (57, 550633), (199, 157719), (597, 52573), (2767, 11343), (3781, 8301)]