About the Number

12961728

12961727 ← → 12961729

2進数表記:110001011100011111000000

漢数字表記:千二百九十六万千七百二十八

素因数分解:

2 6 × 3 3 × 13 1 × 577 1

素因数の和:611
約数の個数: 112
約数和(自身を含む): 41107360
約数和(自身を除く): 28145632

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 144, 156, 192, 208, 216, 234, 288, 312, 351, 416, 432, 468, 576, 577, 624, 702, 832, 864, 936, 1154, 1248, 1404, 1728, 1731, 1872, 2308, 2496, 2808, 3462, 3744, 4616, 5193, 5616, 6924, 7488, 7501, 9232, 10386, 11232, 13848, 15002, 15579, 18464, 20772, 22464, 22503, 27696, 30004, 31158, 36928, 41544, 45006, 55392, 60008, 62316, 67509, 83088, 90012, 110784, 120016, 124632, 135018, 166176, 180024, 202527, 240032, 249264, 270036, 332352, 360048, 405054, 480064, 498528, 540072, 720096, 810108, 997056, 1080144, 1440192, 1620216, 2160288, 3240432, 4320576, 6480864, 12961728]

約数ペア:
[(1, 12961728), (2, 6480864), (3, 4320576), (4, 3240432), (6, 2160288), (8, 1620216), (9, 1440192), (12, 1080144), (13, 997056), (16, 810108), (18, 720096), (24, 540072), (26, 498528), (27, 480064), (32, 405054), (36, 360048), (39, 332352), (48, 270036), (52, 249264), (54, 240032), (64, 202527), (72, 180024), (78, 166176), (96, 135018), (104, 124632), (108, 120016), (117, 110784), (144, 90012), (156, 83088), (192, 67509), (208, 62316), (216, 60008), (234, 55392), (288, 45006), (312, 41544), (351, 36928), (416, 31158), (432, 30004), (468, 27696), (576, 22503), (577, 22464), (624, 20772), (702, 18464), (832, 15579), (864, 15002), (936, 13848), (1154, 11232), (1248, 10386), (1404, 9232), (1728, 7501), (1731, 7488), (1872, 6924), (2308, 5616), (2496, 5193), (2808, 4616), (3462, 3744)]

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