13216007

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 24

約数和(自身を含む): 16351104

約数和(自身を除く): 3135097

約数列:

[1, 7, 23, 43, 83, 161, 301, 529, 581, 989, 1909, 3569, 3703, 6923, 13363, 22747, 24983, 43907, 82087, 159229, 307349, 574609, 1888001, 13216007]

約数ペア:

[(1, 13216007), (7, 1888001), (23, 574609), (43, 307349), (83, 159229), (161, 82087), (301, 43907), (529, 24983), (581, 22747), (989, 13363), (1909, 6923), (3569, 3703)]