55207863

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{647}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 84240000

約数和(自身を除く): 29032137

約数列:

[1, 3, 9, 19, 57, 171, 499, 647, 1497, 1941, 4491, 5823, 9481, 12293, 28443, 36879, 85329, 110637, 322853, 968559, 2905677, 6134207, 18402621, 55207863]

約数ペア:

[(1, 55207863), (3, 18402621), (9, 6134207), (19, 2905677), (57, 968559), (171, 322853), (499, 110637), (647, 85329), (1497, 36879), (1941, 28443), (4491, 12293), (5823, 9481)]