About the Number

2011127931

2011127930 ← → 2011127932

2進数表記:1110111110111110110000001111011

漢数字表記:二十億千百十二万七千九百三十一

素因数分解:

3 2 × 17 1 × 29 1 × 43 1 × 83 1 × 127 1

素因数の和:305
約数の個数: 96
約数和(自身を含む): 3321077760
約数和(自身を除く): 1309949829

約数列:
[1, 3, 9, 17, 29, 43, 51, 83, 87, 127, 129, 153, 249, 261, 381, 387, 493, 731, 747, 1143, 1247, 1411, 1479, 2159, 2193, 2407, 3569, 3683, 3741, 4233, 4437, 5461, 6477, 6579, 7221, 10541, 10707, 11049, 11223, 12699, 16383, 19431, 21199, 21663, 31623, 32121, 33147, 40919, 49149, 60673, 62611, 63597, 92837, 94869, 103501, 122757, 158369, 179197, 182019, 187833, 190791, 278511, 305689, 310503, 368271, 453263, 475107, 537591, 546057, 563499, 835533, 917067, 931509, 1359789, 1425321, 1612773, 1759517, 2692273, 2751201, 4079367, 5196713, 5278551, 7705471, 8076819, 13144627, 15590139, 15835653, 23116413, 24230457, 39433881, 46770417, 69349239, 118301643, 223458659, 670375977, 2011127931]

約数ペア:
[(1, 2011127931), (3, 670375977), (9, 223458659), (17, 118301643), (29, 69349239), (43, 46770417), (51, 39433881), (83, 24230457), (87, 23116413), (127, 15835653), (129, 15590139), (153, 13144627), (249, 8076819), (261, 7705471), (381, 5278551), (387, 5196713), (493, 4079367), (731, 2751201), (747, 2692273), (1143, 1759517), (1247, 1612773), (1411, 1425321), (1479, 1359789), (2159, 931509), (2193, 917067), (2407, 835533), (3569, 563499), (3683, 546057), (3741, 537591), (4233, 475107), (4437, 453263), (5461, 368271), (6477, 310503), (6579, 305689), (7221, 278511), (10541, 190791), (10707, 187833), (11049, 182019), (11223, 179197), (12699, 158369), (16383, 122757), (19431, 103501), (21199, 94869), (21663, 92837), (31623, 63597), (32121, 62611), (33147, 60673), (40919, 49149)]

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