71900019

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{6719}}^1$

素因数の和:6795

約数の個数: 24

約数和(自身を含む): 110073600

約数和(自身を除く): 38173581

約数列:

[1, 3, 9, 29, 41, 87, 123, 261, 369, 1189, 3567, 6719, 10701, 20157, 60471, 194851, 275479, 584553, 826437, 1753659, 2479311, 7988891, 23966673, 71900019]

約数ペア:

[(1, 71900019), (3, 23966673), (9, 7988891), (29, 2479311), (41, 1753659), (87, 826437), (123, 584553), (261, 275479), (369, 194851), (1189, 60471), (3567, 20157), (6719, 10701)]