%0 Journal Article %A Milorad R. Stevanović %T Sequences related to the sum of divisors %J Kragujevac Journal of Mathematics %D 2005 %P 47 %V 27 %I mathdoc %U http://geodesic.mathdoc.fr/item/KJM_2005_27_a4/ %G en %F KJM_2005_27_a4