55287891

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11149}}^1$

素因数の和:11203

約数の個数: 24

約数和(自身を含む): 86970000

約数和(自身を除く): 31682109

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4959, 11149, 33447, 100341, 211831, 323321, 635493, 969963, 1906479, 2909889, 6143099, 18429297, 55287891]

約数ペア:

[(1, 55287891), (3, 18429297), (9, 6143099), (19, 2909889), (29, 1906479), (57, 969963), (87, 635493), (171, 323321), (261, 211831), (551, 100341), (1653, 33447), (4959, 11149)]