Numbers which are the sum of their proper divisors containing the digit 7.

Terms

a(0) =2274a(1) =3522a(2) =4434a(3) =4548a(4) =4734a(5) =5142a(6) =5274a(7) =7422a(8) =9468a(9) =10734a(10) =11142a(11) =11274a(12) =13422a(13) =14142a(14) =14166a(15) =14226a(16) =14262a(17) =14622a(18) =14844a(19) =14860a(20) =14922a(21) =16734a(22) =17142a(23) =17274a(24) =18940a(25) =21342a(26) =21426a(27) =21474a(28) =21540a(29) =22254