About the Number

27990864

27990863 ← → 27990865

2進数表記:1101010110001101101010000

漢数字表記:二千七百九十九万八百六十四

素因数分解:

2 4 × 3 2 × 11 1 × 41 1 × 431 1

素因数の和:497
約数の個数: 120
約数和(自身を含む): 87744384
約数和(自身を除く): 59753520

約数列:
[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 41, 44, 48, 66, 72, 82, 88, 99, 123, 132, 144, 164, 176, 198, 246, 264, 328, 369, 396, 431, 451, 492, 528, 656, 738, 792, 862, 902, 984, 1293, 1353, 1476, 1584, 1724, 1804, 1968, 2586, 2706, 2952, 3448, 3608, 3879, 4059, 4741, 5172, 5412, 5904, 6896, 7216, 7758, 8118, 9482, 10344, 10824, 14223, 15516, 16236, 17671, 18964, 20688, 21648, 28446, 31032, 32472, 35342, 37928, 42669, 53013, 56892, 62064, 64944, 70684, 75856, 85338, 106026, 113784, 141368, 159039, 170676, 194381, 212052, 227568, 282736, 318078, 341352, 388762, 424104, 583143, 636156, 682704, 777524, 848208, 1166286, 1272312, 1555048, 1749429, 2332572, 2544624, 3110096, 3498858, 4665144, 6997716, 9330288, 13995432, 27990864]

約数ペア:
[(1, 27990864), (2, 13995432), (3, 9330288), (4, 6997716), (6, 4665144), (8, 3498858), (9, 3110096), (11, 2544624), (12, 2332572), (16, 1749429), (18, 1555048), (22, 1272312), (24, 1166286), (33, 848208), (36, 777524), (41, 682704), (44, 636156), (48, 583143), (66, 424104), (72, 388762), (82, 341352), (88, 318078), (99, 282736), (123, 227568), (132, 212052), (144, 194381), (164, 170676), (176, 159039), (198, 141368), (246, 113784), (264, 106026), (328, 85338), (369, 75856), (396, 70684), (431, 64944), (451, 62064), (492, 56892), (528, 53013), (656, 42669), (738, 37928), (792, 35342), (862, 32472), (902, 31032), (984, 28446), (1293, 21648), (1353, 20688), (1476, 18964), (1584, 17671), (1724, 16236), (1804, 15516), (1968, 14223), (2586, 10824), (2706, 10344), (2952, 9482), (3448, 8118), (3608, 7758), (3879, 7216), (4059, 6896), (4741, 5904), (5172, 5412)]

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