81869853

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{5209}}^1$

素因数の和:5269

約数の個数: 24

約数和(自身を含む): 122039040

約数和(自身を除く): 40169187

約数列:

[1, 3, 13, 31, 39, 93, 169, 403, 507, 1209, 5209, 5239, 15627, 15717, 67717, 161479, 203151, 484437, 880321, 2099227, 2640963, 6297681, 27289951, 81869853]

約数ペア:

[(1, 81869853), (3, 27289951), (13, 6297681), (31, 2640963), (39, 2099227), (93, 880321), (169, 484437), (403, 203151), (507, 161479), (1209, 67717), (5209, 15717), (5239, 15627)]