389898489

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{1439}}^1\times {\mathrm{2441}}^1$

素因数の和:3920

約数の個数: 16

約数和(自身を含む): 534504960

約数和(自身を除く): 144606471

約数列:

[1, 3, 37, 111, 1439, 2441, 4317, 7323, 53243, 90317, 159729, 270951, 3512599, 10537797, 129966163, 389898489]

約数ペア:

[(1, 389898489), (3, 129966163), (37, 10537797), (111, 3512599), (1439, 270951), (2441, 159729), (4317, 90317), (7323, 53243)]