172657849

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{82493}}^1$

素因数の和:82536

約数の個数: 16

約数和(自身を含む): 221743872

約数和(自身を除く): 49086023

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 82493, 577451, 1072409, 1897339, 7506863, 13281373, 24665407, 172657849]

約数ペア:

[(1, 172657849), (7, 24665407), (13, 13281373), (23, 7506863), (91, 1897339), (161, 1072409), (299, 577451), (2093, 82493)]