16983155

素因数分解:

$5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:795

約数の個数: 24

約数和(自身を含む): 23972832

約数和(自身を除く): 6989677

約数列:

[1, 5, 7, 35, 49, 103, 245, 515, 673, 721, 3365, 3605, 4711, 5047, 23555, 25235, 32977, 69319, 164885, 346595, 485233, 2426165, 3396631, 16983155]

約数ペア:

[(1, 16983155), (5, 3396631), (7, 2426165), (35, 485233), (49, 346595), (103, 164885), (245, 69319), (515, 32977), (673, 25235), (721, 23555), (3365, 5047), (3605, 4711)]