%0 Journal Article %A Claudia Spiro %T An iteration problem involving the divisor function %J Acta Arithmetica %D 1985 %P 215-225 %V 46 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-46-3-215-225/ %R 10.4064/aa-46-3-215-225 %G en %F 10_4064_aa_46_3_215_225