%I
%S 1,84,120,162,234,252,270,486,540,588,648,672,819,936,1350,1458,1536,
%T 1550,1638,1764,1782,1800,1872,1920,2268,2325,3000,3042,3240,3276,
%U 3402,3564,3724,3780,4116,4374,4464,4650,4680,4704,5292,5376
%N Numbers n such that n  (phi(n) * sigma(n)) but (phi(n) + sigma(n))/n does not increase.
%H Richard K. Guy, <a href="https://www.jstor.org/stable/2974586">Divisors and desires</a>, Amer. Math. Monthly, 104 (1997), 359360.
%K nonn
%O 1,2
%A _Robert G. Wilson v_
