About the Number

381387048

381387047 ← → 381387049

2進数表記:10110101110111000000100101000

漢数字表記:三億八千百三十八万七千四十八

素因数分解:

2 3 × 3 1 × 7 1 × 31 1 × 67 1 × 1093 1

素因数の和:1207
約数の個数: 128
約数和(自身を含む): 1142661120
約数和(自身を除く): 761274072

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 67, 84, 93, 124, 134, 168, 186, 201, 217, 248, 268, 372, 402, 434, 469, 536, 651, 744, 804, 868, 938, 1093, 1302, 1407, 1608, 1736, 1876, 2077, 2186, 2604, 2814, 3279, 3752, 4154, 4372, 5208, 5628, 6231, 6558, 7651, 8308, 8744, 11256, 12462, 13116, 14539, 15302, 16616, 22953, 24924, 26232, 29078, 30604, 33883, 43617, 45906, 49848, 58156, 61208, 67766, 73231, 87234, 91812, 101649, 116312, 135532, 146462, 174468, 183624, 203298, 219693, 237181, 271064, 292924, 348936, 406596, 439386, 474362, 512617, 585848, 711543, 813192, 878772, 948724, 1025234, 1423086, 1537851, 1757544, 1897448, 2050468, 2270161, 2846172, 3075702, 4100936, 4540322, 5692344, 6151404, 6810483, 9080644, 12302808, 13620966, 15891127, 18161288, 27241932, 31782254, 47673381, 54483864, 63564508, 95346762, 127129016, 190693524, 381387048]

約数ペア:
[(1, 381387048), (2, 190693524), (3, 127129016), (4, 95346762), (6, 63564508), (7, 54483864), (8, 47673381), (12, 31782254), (14, 27241932), (21, 18161288), (24, 15891127), (28, 13620966), (31, 12302808), (42, 9080644), (56, 6810483), (62, 6151404), (67, 5692344), (84, 4540322), (93, 4100936), (124, 3075702), (134, 2846172), (168, 2270161), (186, 2050468), (201, 1897448), (217, 1757544), (248, 1537851), (268, 1423086), (372, 1025234), (402, 948724), (434, 878772), (469, 813192), (536, 711543), (651, 585848), (744, 512617), (804, 474362), (868, 439386), (938, 406596), (1093, 348936), (1302, 292924), (1407, 271064), (1608, 237181), (1736, 219693), (1876, 203298), (2077, 183624), (2186, 174468), (2604, 146462), (2814, 135532), (3279, 116312), (3752, 101649), (4154, 91812), (4372, 87234), (5208, 73231), (5628, 67766), (6231, 61208), (6558, 58156), (7651, 49848), (8308, 45906), (8744, 43617), (11256, 33883), (12462, 30604), (13116, 29078), (14539, 26232), (15302, 24924), (16616, 22953)]

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