8129667

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 13522432

約数和(自身を除く): 5392765

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 307, 679, 921, 1261, 2037, 2149, 3783, 3991, 6447, 8827, 11973, 26481, 27937, 29779, 83811, 89337, 208453, 387127, 625359, 1161381, 2709889, 8129667]

約数ペア:

[(1, 8129667), (3, 2709889), (7, 1161381), (13, 625359), (21, 387127), (39, 208453), (91, 89337), (97, 83811), (273, 29779), (291, 27937), (307, 26481), (679, 11973), (921, 8827), (1261, 6447), (2037, 3991), (2149, 3783)]