a) 3149810398401392821
b) 3098402938409238409
c) 9348509189323894393
d) 2309482390481134983
e) 3294829348201392047
a) 3149810398401392821
factor(3149810398401392821) = 3149810398401392821
b) 3098402938409238409
factor(3098402938409238409) = (47*589783)*111775800209
c) 9348509189323894393
factor(9348509189323894393) = ((17*31)*421)*42135645180779
d) 2309482390481134983
factor( 2309482390481134983) = ((3^3*15901)*86017)*62537737
e) 3294829348201392047
factor(3294829348201392047) = (3881*754249)*1125575263
There you go, web2.0 is a pretty cool calculator :)