About the Number

137431728

137431727 ← → 137431729

2進数表記:1000001100010000101010110000

漢数字表記:一億三千七百四十三万千七百二十八

素因数分解:

2 4 × 3 4 × 7 1 × 15149 1

素因数の和:15176
約数の個数: 100
約数和(自身を含む): 454621200
約数和(自身を除く): 317189472

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 252, 324, 336, 378, 432, 504, 567, 648, 756, 1008, 1134, 1296, 1512, 2268, 3024, 4536, 9072, 15149, 30298, 45447, 60596, 90894, 106043, 121192, 136341, 181788, 212086, 242384, 272682, 318129, 363576, 409023, 424172, 545364, 636258, 727152, 818046, 848344, 954387, 1090728, 1227069, 1272516, 1636092, 1696688, 1908774, 2181456, 2454138, 2545032, 2863161, 3272184, 3817548, 4908276, 5090064, 5726322, 6544368, 7635096, 8589483, 9816552, 11452644, 15270192, 17178966, 19633104, 22905288, 34357932, 45810576, 68715864, 137431728]

約数ペア:
[(1, 137431728), (2, 68715864), (3, 45810576), (4, 34357932), (6, 22905288), (7, 19633104), (8, 17178966), (9, 15270192), (12, 11452644), (14, 9816552), (16, 8589483), (18, 7635096), (21, 6544368), (24, 5726322), (27, 5090064), (28, 4908276), (36, 3817548), (42, 3272184), (48, 2863161), (54, 2545032), (56, 2454138), (63, 2181456), (72, 1908774), (81, 1696688), (84, 1636092), (108, 1272516), (112, 1227069), (126, 1090728), (144, 954387), (162, 848344), (168, 818046), (189, 727152), (216, 636258), (252, 545364), (324, 424172), (336, 409023), (378, 363576), (432, 318129), (504, 272682), (567, 242384), (648, 212086), (756, 181788), (1008, 136341), (1134, 121192), (1296, 106043), (1512, 90894), (2268, 60596), (3024, 45447), (4536, 30298), (9072, 15149)]

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