About the Number

131131056

131131055 ← → 131131057

2進数表記:111110100001110011010110000

漢数字表記:一億三千百十三万千五十六

素因数分解:

2 4 × 3 1 × 7 2 × 127 1 × 439 1

素因数の和:591
約数の個数: 120
約数和(自身を含む): 398069760
約数和(自身を除く): 266938704

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 127, 147, 168, 196, 254, 294, 336, 381, 392, 439, 508, 588, 762, 784, 878, 889, 1016, 1176, 1317, 1524, 1756, 1778, 2032, 2352, 2634, 2667, 3048, 3073, 3512, 3556, 5268, 5334, 6096, 6146, 6223, 7024, 7112, 9219, 10536, 10668, 12292, 12446, 14224, 18438, 18669, 21072, 21336, 21511, 24584, 24892, 36876, 37338, 42672, 43022, 49168, 49784, 55753, 64533, 73752, 74676, 86044, 99568, 111506, 129066, 147504, 149352, 167259, 172088, 223012, 258132, 298704, 334518, 344176, 390271, 446024, 516264, 669036, 780542, 892048, 1032528, 1170813, 1338072, 1561084, 2341626, 2676144, 2731897, 3122168, 4683252, 5463794, 6244336, 8195691, 9366504, 10927588, 16391382, 18733008, 21855176, 32782764, 43710352, 65565528, 131131056]

約数ペア:
[(1, 131131056), (2, 65565528), (3, 43710352), (4, 32782764), (6, 21855176), (7, 18733008), (8, 16391382), (12, 10927588), (14, 9366504), (16, 8195691), (21, 6244336), (24, 5463794), (28, 4683252), (42, 3122168), (48, 2731897), (49, 2676144), (56, 2341626), (84, 1561084), (98, 1338072), (112, 1170813), (127, 1032528), (147, 892048), (168, 780542), (196, 669036), (254, 516264), (294, 446024), (336, 390271), (381, 344176), (392, 334518), (439, 298704), (508, 258132), (588, 223012), (762, 172088), (784, 167259), (878, 149352), (889, 147504), (1016, 129066), (1176, 111506), (1317, 99568), (1524, 86044), (1756, 74676), (1778, 73752), (2032, 64533), (2352, 55753), (2634, 49784), (2667, 49168), (3048, 43022), (3073, 42672), (3512, 37338), (3556, 36876), (5268, 24892), (5334, 24584), (6096, 21511), (6146, 21336), (6223, 21072), (7024, 18669), (7112, 18438), (9219, 14224), (10536, 12446), (10668, 12292)]

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