31211091

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4933}}^1$

素因数の和:4995

約数の個数: 24

約数和(自身を含む): 48747920

約数和(自身を除く): 17536829

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 4933, 6327, 14799, 44397, 93727, 182521, 281181, 547563, 843543, 1642689, 3467899, 10403697, 31211091]

約数ペア:

[(1, 31211091), (3, 10403697), (9, 3467899), (19, 1642689), (37, 843543), (57, 547563), (111, 281181), (171, 182521), (333, 93727), (703, 44397), (2109, 14799), (4933, 6327)]