2805941905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1392527}}^1$

素因数の和:1392576

約数の個数: 16

約数和(自身を含む): 3743115264

約数和(自身を除く): 937173359

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 1392527, 6962635, 18102851, 43168337, 90514255, 215841685, 561188381, 2805941905]

約数ペア:

[(1, 2805941905), (5, 561188381), (13, 215841685), (31, 90514255), (65, 43168337), (155, 18102851), (403, 6962635), (2015, 1392527)]