BRENTFACTORS[4457]:=MakeImmutable([ ,,,,,,,,,,,,,,,, [ 9736996687681 ],, 
  [ 2313806644559, 208227364119734350560752330528384419144591547682283973 ],,,
  ,,,,,,,,, 
  [ 414534493207, 172074002291558786300721883, 
      758364443524810687408891629061320898903412006096996228619384509 ],,,,,, 
  [ 100308218641399 ],,,, [ 2610478165643, 2108812713687689196866544975871 ],
  , [ 71198691356131, 62397015321548690971 ],,,, 
  [ 2055173983, 1190801518571893555421, 13349604933453977747173 ],,,,,, 
  [ 3075993649, 558977930201, 1108832400218397813586301357 ],,,,,, 
  [ 50854173497, 54466737329331765471445498357 ],,,,,,,, 
  [ 317624766271884168056549 ],,,, [ 839438851253, 2352306142170883 ],, 
  [ 4492560414975131, 1381326011829874983351313 ],,,,,, 
  [ 11857735502884487869 ],,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
  ,,,,,,,, [ 25491928909 ],,,,,,,,,,,,,,,,,,,,,,,, [ 3254160138719028997 ],,,,
  ,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, [ 2579033058103 ] ]);
