64939014

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 144

約数和(自身を含む): 178622496

約数和(自身を除く): 113683482

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 61, 63, 71, 98, 102, 119, 122, 126, 142, 147, 153, 183, 213, 238, 294, 306, 357, 366, 426, 427, 441, 497, 549, 639, 714, 833, 854, 882, 994, 1037, 1071, 1098, 1207, 1278, 1281, 1491, 1666, 2074, 2142, 2414, 2499, 2562, 2982, 2989, 3111, 3479, 3621, 3843, 4331, 4473, 4998, 5978, 6222, 6958, 7242, 7259, 7497, 7686, 8449, 8662, 8946, 8967, 9333, 10437, 10863, 12993, 14518, 14994, 16898, 17934, 18666, 20874, 21726, 21777, 25347, 25986, 26901, 30317, 31311, 38979, 43554, 50694, 50813, 53802, 59143, 60634, 62622, 65331, 73627, 76041, 77958, 90951, 101626, 118286, 130662, 147254, 152082, 152439, 177429, 181902, 212219, 220881, 272853, 304878, 354858, 424438, 441762, 457317, 515389, 532287, 545706, 636657, 662643, 914634, 1030778, 1064574, 1273314, 1325286, 1546167, 1909971, 3092334, 3607723, 3819942, 4638501, 7215446, 9277002, 10823169, 21646338, 32469507, 64939014]

約数ペア:

[(1, 64939014), (2, 32469507), (3, 21646338), (6, 10823169), (7, 9277002), (9, 7215446), (14, 4638501), (17, 3819942), (18, 3607723), (21, 3092334), (34, 1909971), (42, 1546167), (49, 1325286), (51, 1273314), (61, 1064574), (63, 1030778), (71, 914634), (98, 662643), (102, 636657), (119, 545706), (122, 532287), (126, 515389), (142, 457317), (147, 441762), (153, 424438), (183, 354858), (213, 304878), (238, 272853), (294, 220881), (306, 212219), (357, 181902), (366, 177429), (426, 152439), (427, 152082), (441, 147254), (497, 130662), (549, 118286), (639, 101626), (714, 90951), (833, 77958), (854, 76041), (882, 73627), (994, 65331), (1037, 62622), (1071, 60634), (1098, 59143), (1207, 53802), (1278, 50813), (1281, 50694), (1491, 43554), (1666, 38979), (2074, 31311), (2142, 30317), (2414, 26901), (2499, 25986), (2562, 25347), (2982, 21777), (2989, 21726), (3111, 20874), (3479, 18666), (3621, 17934), (3843, 16898), (4331, 14994), (4473, 14518), (4998, 12993), (5978, 10863), (6222, 10437), (6958, 9333), (7242, 8967), (7259, 8946), (7497, 8662), (7686, 8449)]