About the Number

28789728

28789727 ← → 28789729

2進数表記:1101101110100101111100000

漢数字表記:二千八百七十八万九千七百二十八

素因数分解:

2 5 × 3 1 × 11 1 × 137 1 × 199 1

素因数の和:360
約数の個数: 96
約数和(自身を含む): 83462400
約数和(自身を除く): 54672672

約数列:
[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 137, 176, 199, 264, 274, 352, 398, 411, 528, 548, 597, 796, 822, 1056, 1096, 1194, 1507, 1592, 1644, 2189, 2192, 2388, 3014, 3184, 3288, 4378, 4384, 4521, 4776, 6028, 6368, 6567, 6576, 8756, 9042, 9552, 12056, 13134, 13152, 17512, 18084, 19104, 24112, 26268, 27263, 35024, 36168, 48224, 52536, 54526, 70048, 72336, 81789, 105072, 109052, 144672, 163578, 210144, 218104, 299893, 327156, 436208, 599786, 654312, 872416, 899679, 1199572, 1308624, 1799358, 2399144, 2617248, 3598716, 4798288, 7197432, 9596576, 14394864, 28789728]

約数ペア:
[(1, 28789728), (2, 14394864), (3, 9596576), (4, 7197432), (6, 4798288), (8, 3598716), (11, 2617248), (12, 2399144), (16, 1799358), (22, 1308624), (24, 1199572), (32, 899679), (33, 872416), (44, 654312), (48, 599786), (66, 436208), (88, 327156), (96, 299893), (132, 218104), (137, 210144), (176, 163578), (199, 144672), (264, 109052), (274, 105072), (352, 81789), (398, 72336), (411, 70048), (528, 54526), (548, 52536), (597, 48224), (796, 36168), (822, 35024), (1056, 27263), (1096, 26268), (1194, 24112), (1507, 19104), (1592, 18084), (1644, 17512), (2189, 13152), (2192, 13134), (2388, 12056), (3014, 9552), (3184, 9042), (3288, 8756), (4378, 6576), (4384, 6567), (4521, 6368), (4776, 6028)]

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