139664257

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 148843008

約数和(自身を除く): 9178751

約数列:

[1, 23, 73, 193, 431, 1679, 4439, 9913, 14089, 31463, 83183, 324047, 723649, 1913209, 6072359, 139664257]

約数ペア:

[(1, 139664257), (23, 6072359), (73, 1913209), (193, 723649), (431, 324047), (1679, 83183), (4439, 31463), (9913, 14089)]