987730495870

素因数分解:

$2^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{511777459}}^1$

素因数の和:511777659

約数の個数: 16

約数和(自身を含む): 1787126890320

約数和(自身を除く): 799396394450

約数列:

[1, 2, 5, 10, 193, 386, 965, 1930, 511777459, 1023554918, 2558887295, 5117774590, 98773049587, 197546099174, 493865247935, 987730495870]

約数ペア:

[(1, 987730495870), (2, 493865247935), (5, 197546099174), (10, 98773049587), (193, 5117774590), (386, 2558887295), (965, 1023554918), (1930, 511777459)]