About the Number

12809104

12809103 ← → 12809105

2進数表記:110000110111001110010000

漢数字表記:千二百八十万九千百四

素因数分解:

2 4 × 7 1 × 11 1 × 37 1 × 281 1

素因数の和:344
約数の個数: 80
約数和(自身を含む): 31890816
約数和(自身を除く): 19081712

約数列:
[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 37, 44, 56, 74, 77, 88, 112, 148, 154, 176, 259, 281, 296, 308, 407, 518, 562, 592, 616, 814, 1036, 1124, 1232, 1628, 1967, 2072, 2248, 2849, 3091, 3256, 3934, 4144, 4496, 5698, 6182, 6512, 7868, 10397, 11396, 12364, 15736, 20794, 21637, 22792, 24728, 31472, 41588, 43274, 45584, 49456, 72779, 83176, 86548, 114367, 145558, 166352, 173096, 228734, 291116, 346192, 457468, 582232, 800569, 914936, 1164464, 1601138, 1829872, 3202276, 6404552, 12809104]

約数ペア:
[(1, 12809104), (2, 6404552), (4, 3202276), (7, 1829872), (8, 1601138), (11, 1164464), (14, 914936), (16, 800569), (22, 582232), (28, 457468), (37, 346192), (44, 291116), (56, 228734), (74, 173096), (77, 166352), (88, 145558), (112, 114367), (148, 86548), (154, 83176), (176, 72779), (259, 49456), (281, 45584), (296, 43274), (308, 41588), (407, 31472), (518, 24728), (562, 22792), (592, 21637), (616, 20794), (814, 15736), (1036, 12364), (1124, 11396), (1232, 10397), (1628, 7868), (1967, 6512), (2072, 6182), (2248, 5698), (2849, 4496), (3091, 4144), (3256, 3934)]

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