About the Number

12488931

12488930 ← → 12488932

2進数表記:101111101001000011100011

漢数字表記:千二百四十八万八千九百三十一

素因数分解:

3 3 × 7 1 × 13 2 × 17 1 × 23 1

素因数の和:82
約数の個数: 96
約数和(自身を含む): 25297920
約数和(自身を除く): 12808989

約数列:
[1, 3, 7, 9, 13, 17, 21, 23, 27, 39, 51, 63, 69, 91, 117, 119, 153, 161, 169, 189, 207, 221, 273, 299, 351, 357, 391, 459, 483, 507, 621, 663, 819, 897, 1071, 1173, 1183, 1449, 1521, 1547, 1989, 2093, 2457, 2691, 2737, 2873, 3213, 3519, 3549, 3887, 4347, 4563, 4641, 5083, 5967, 6279, 8073, 8211, 8619, 10557, 10647, 11661, 13923, 15249, 18837, 20111, 24633, 25857, 27209, 31941, 34983, 35581, 41769, 45747, 56511, 60333, 66079, 73899, 77571, 81627, 104949, 106743, 137241, 180999, 198237, 244881, 320229, 462553, 542997, 594711, 734643, 960687, 1387659, 1784133, 4162977, 12488931]

約数ペア:
[(1, 12488931), (3, 4162977), (7, 1784133), (9, 1387659), (13, 960687), (17, 734643), (21, 594711), (23, 542997), (27, 462553), (39, 320229), (51, 244881), (63, 198237), (69, 180999), (91, 137241), (117, 106743), (119, 104949), (153, 81627), (161, 77571), (169, 73899), (189, 66079), (207, 60333), (221, 56511), (273, 45747), (299, 41769), (351, 35581), (357, 34983), (391, 31941), (459, 27209), (483, 25857), (507, 24633), (621, 20111), (663, 18837), (819, 15249), (897, 13923), (1071, 11661), (1173, 10647), (1183, 10557), (1449, 8619), (1521, 8211), (1547, 8073), (1989, 6279), (2093, 5967), (2457, 5083), (2691, 4641), (2737, 4563), (2873, 4347), (3213, 3887), (3519, 3549)]

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