11557221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{739}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 16658880

約数和(自身を除く): 5101659

約数列:

[1, 3, 13, 39, 401, 739, 1203, 2217, 5213, 9607, 15639, 28821, 296339, 889017, 3852407, 11557221]

約数ペア:

[(1, 11557221), (3, 3852407), (13, 889017), (39, 296339), (401, 28821), (739, 15639), (1203, 9607), (2217, 5213)]