13111581

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1789}}^1$

素因数の和:2148

約数の個数: 16

約数和(自身を含む): 20048000

約数和(自身を除く): 6936419

約数列:

[1, 3, 7, 21, 349, 1047, 1789, 2443, 5367, 7329, 12523, 37569, 624361, 1873083, 4370527, 13111581]

約数ペア:

[(1, 13111581), (3, 4370527), (7, 1873083), (21, 624361), (349, 37569), (1047, 12523), (1789, 7329), (2443, 5367)]