6656832

Appears in sequences

• Triangle of earliest friendly numbers having n friends.at n=25A211679
• Triangle of earliest friendly numbers having n friends.at n=32A211679
• Numbers k for which sigma(k)/k - 5/9 is an integer.at n=6A218416
• Numbers k for which A065330(k) = A065330(sigma(k)).at n=33A336458
• Numbers k for which sigma(k)/k = 32/9.at n=5A348148