TY - JOUR AU - N. Robbins TI - Lower bounds for the largest prime factor of an odd perfect number which is divisible by a Fermat prime. JO - Journal für die reine und angewandte Mathematik PY - 1975 SP - 14 EP - 21 VL - 0278_0279 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JRAM_1975__0278_0279_151639/ ID - JRAM_1975__0278_0279_151639 ER -