1287661934

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2153}}^1\times {\mathrm{23003}}^1$

素因数の和:25171

約数の個数: 16

約数和(自身を含む): 2081125872

約数和(自身を除く): 793463938

約数列:

[1, 2, 13, 26, 2153, 4306, 23003, 27989, 46006, 55978, 299039, 598078, 49525459, 99050918, 643830967, 1287661934]

約数ペア:

[(1, 1287661934), (2, 643830967), (13, 99050918), (26, 49525459), (2153, 598078), (4306, 299039), (23003, 55978), (27989, 46006)]