12123727

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 15628032

約数和(自身を除く): 3504305

約数列:

[1, 7, 11, 49, 77, 83, 271, 539, 581, 913, 1897, 2981, 4067, 6391, 13279, 20867, 22493, 44737, 146069, 157451, 247423, 1102157, 1731961, 12123727]

約数ペア:

[(1, 12123727), (7, 1731961), (11, 1102157), (49, 247423), (77, 157451), (83, 146069), (271, 44737), (539, 22493), (581, 20867), (913, 13279), (1897, 6391), (2981, 4067)]