51993939

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 75769344

約数和(自身を除く): 23775405

約数列:

[1, 3, 17, 51, 71, 83, 173, 213, 249, 519, 1207, 1411, 2941, 3621, 4233, 5893, 8823, 12283, 14359, 17679, 36849, 43077, 100181, 208811, 244103, 300543, 626433, 732309, 1019489, 3058467, 17331313, 51993939]

約数ペア:

[(1, 51993939), (3, 17331313), (17, 3058467), (51, 1019489), (71, 732309), (83, 626433), (173, 300543), (213, 244103), (249, 208811), (519, 100181), (1207, 43077), (1411, 36849), (2941, 17679), (3621, 14359), (4233, 12283), (5893, 8823)]