1621027742

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{70351}}^1$

素因数の和:70675

約数の個数: 16

約数和(自身を含む): 2499747264

約数和(自身を除く): 878719522

約数列:

[1, 2, 41, 82, 281, 562, 11521, 23042, 70351, 140702, 2884391, 5768782, 19768631, 39537262, 810513871, 1621027742]

約数ペア:

[(1, 1621027742), (2, 810513871), (41, 39537262), (82, 19768631), (281, 5768782), (562, 2884391), (11521, 140702), (23042, 70351)]