15551007

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:538

約数の個数: 16

約数和(自身を含む): 21106272

約数和(自身を除く): 5555265

約数列:

[1, 3, 137, 157, 241, 411, 471, 723, 21509, 33017, 37837, 64527, 99051, 113511, 5183669, 15551007]

約数ペア:

[(1, 15551007), (3, 5183669), (137, 113511), (157, 99051), (241, 64527), (411, 37837), (471, 33017), (723, 21509)]