20172141

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5507}}^1$

素因数の和:5561

約数の個数: 24

約数和(自身を含む): 32651424

約数和(自身を除く): 12479283

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 5507, 16521, 49563, 60577, 181731, 203759, 545193, 611277, 1833831, 2241349, 6724047, 20172141]

約数ペア:

[(1, 20172141), (3, 6724047), (9, 2241349), (11, 1833831), (33, 611277), (37, 545193), (99, 203759), (111, 181731), (333, 60577), (407, 49563), (1221, 16521), (3663, 5507)]