20161175545

素因数分解:

$5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2730017}}^1$

素因数の和:2730240

約数の個数: 16

約数和(自身を含む): 27780663168

約数和(自身を除く): 7619487623

約数列:

[1, 5, 7, 35, 211, 1055, 1477, 7385, 2730017, 13650085, 19110119, 95550595, 576033587, 2880167935, 4032235109, 20161175545]

約数ペア:

[(1, 20161175545), (5, 4032235109), (7, 2880167935), (35, 576033587), (211, 95550595), (1055, 19110119), (1477, 13650085), (7385, 2730017)]