12556271

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4451}}^1$

素因数の和:4502

約数の個数: 16

約数和(自身を含む): 15955968

約数和(自身を除く): 3399697

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 4451, 31157, 57863, 137981, 405041, 965867, 1793753, 12556271]

約数ペア:

[(1, 12556271), (7, 1793753), (13, 965867), (31, 405041), (91, 137981), (217, 57863), (403, 31157), (2821, 4451)]