About the Number

138847488

138847487 ← → 138847489

2進数表記:1000010001101010010100000000

漢数字表記:一億三千八百八十四万七千四百八十八

素因数分解:

2 8 × 3 1 × 13 1 × 13907 1

素因数の和:13939
約数の個数: 72
約数和(自身を含む): 397991328
約数和(自身を除く): 259143840

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 9984, 13907, 27814, 41721, 55628, 83442, 111256, 166884, 180791, 222512, 333768, 361582, 445024, 542373, 667536, 723164, 890048, 1084746, 1335072, 1446328, 1780096, 2169492, 2670144, 2892656, 3560192, 4338984, 5340288, 5785312, 8677968, 10680576, 11570624, 17355936, 23141248, 34711872, 46282496, 69423744, 138847488]

約数ペア:
[(1, 138847488), (2, 69423744), (3, 46282496), (4, 34711872), (6, 23141248), (8, 17355936), (12, 11570624), (13, 10680576), (16, 8677968), (24, 5785312), (26, 5340288), (32, 4338984), (39, 3560192), (48, 2892656), (52, 2670144), (64, 2169492), (78, 1780096), (96, 1446328), (104, 1335072), (128, 1084746), (156, 890048), (192, 723164), (208, 667536), (256, 542373), (312, 445024), (384, 361582), (416, 333768), (624, 222512), (768, 180791), (832, 166884), (1248, 111256), (1664, 83442), (2496, 55628), (3328, 41721), (4992, 27814), (9984, 13907)]

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