13440385

素因数分解:

$5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2803}}^1$

素因数の和:2952

約数の個数: 16

約数和(自身を含む): 18573696

約数和(自身を除く): 5133311

約数列:

[1, 5, 7, 35, 137, 685, 959, 2803, 4795, 14015, 19621, 98105, 384011, 1920055, 2688077, 13440385]

約数ペア:

[(1, 13440385), (5, 2688077), (7, 1920055), (35, 384011), (137, 98105), (685, 19621), (959, 14015), (2803, 4795)]