208539145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{673}}^1\times {\mathrm{2137}}^1$

素因数の和:2844

約数の個数: 16

約数和(自身を含む): 259382160

約数和(自身を除く): 50843015

約数列:

[1, 5, 29, 145, 673, 2137, 3365, 10685, 19517, 61973, 97585, 309865, 1438201, 7191005, 41707829, 208539145]

約数ペア:

[(1, 208539145), (5, 41707829), (29, 7191005), (145, 1438201), (673, 309865), (2137, 97585), (3365, 61973), (10685, 19517)]