About the Number

12489216

12489215 ← → 12489217

2進数表記:101111101001001000000000

漢数字表記:千二百四十八万九千二百十六

素因数分解:

2 9 × 3 1 × 47 1 × 173 1

素因数の和:241
約数の個数: 80
約数和(自身を含む): 34176384
約数和(自身を除く): 21687168

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 94, 96, 128, 141, 173, 188, 192, 256, 282, 346, 376, 384, 512, 519, 564, 692, 752, 768, 1038, 1128, 1384, 1504, 1536, 2076, 2256, 2768, 3008, 4152, 4512, 5536, 6016, 8131, 8304, 9024, 11072, 12032, 16262, 16608, 18048, 22144, 24064, 24393, 32524, 33216, 36096, 44288, 48786, 65048, 66432, 72192, 88576, 97572, 130096, 132864, 195144, 260192, 265728, 390288, 520384, 780576, 1040768, 1561152, 2081536, 3122304, 4163072, 6244608, 12489216]

約数ペア:
[(1, 12489216), (2, 6244608), (3, 4163072), (4, 3122304), (6, 2081536), (8, 1561152), (12, 1040768), (16, 780576), (24, 520384), (32, 390288), (47, 265728), (48, 260192), (64, 195144), (94, 132864), (96, 130096), (128, 97572), (141, 88576), (173, 72192), (188, 66432), (192, 65048), (256, 48786), (282, 44288), (346, 36096), (376, 33216), (384, 32524), (512, 24393), (519, 24064), (564, 22144), (692, 18048), (752, 16608), (768, 16262), (1038, 12032), (1128, 11072), (1384, 9024), (1504, 8304), (1536, 8131), (2076, 6016), (2256, 5536), (2768, 4512), (3008, 4152)]

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