509
1
16
876
0
16
893
0
16
391
0
16
860
5
16
806
3
16
544
0
16
738
0
16
681
0
16
326
0
15
1004
2
15
524
1
15
315
3
15
482
0
15
628
7
15
411
0
15
440
1
15
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Keyword(s): 因数