1,2
sigma(2444904) * 2444904 = 21300003648000 = 27720^3.
Sequence in context: A204637 A023088 A175693 * A013593 A152943 A202401
Adjacent sequences: A114072 A114073 A114074 * A114076 A114077 A114078
nonn
Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 13 2006