408049487979

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{12703}}^1$

素因数の和:12830

約数の個数: 128

約数和(自身を含む): 702480384000

約数和(自身を除く): 294430896021

約数列:

[1, 3, 7, 19, 21, 31, 49, 53, 57, 93, 133, 147, 159, 217, 343, 371, 399, 589, 651, 931, 1007, 1029, 1113, 1519, 1643, 1767, 2597, 2793, 3021, 4123, 4557, 4929, 6517, 7049, 7791, 10633, 11501, 12369, 12703, 18179, 19551, 21147, 28861, 31217, 31899, 34503, 38109, 49343, 54537, 80507, 86583, 88921, 93651, 148029, 202027, 218519, 241357, 241521, 266763, 345401, 393793, 563549, 606081, 622447, 655557, 673259, 724071, 1036203, 1181379, 1529633, 1689499, 1690647, 1867341, 2019777, 2756551, 4357129, 4588899, 4712813, 5068497, 7482067, 8269653, 10707431, 11826493, 12791921, 13071387, 14138439, 19295857, 20871029, 22446201, 32122293, 32989691, 35479479, 38375763, 52374469, 57887571, 62613087, 82785451, 89543447, 98969073, 135070999, 146097203, 157123407, 230927837, 248356353, 268630341, 366621283, 396549551, 405212997, 438291609, 626804129, 692783511, 1022680421, 1099863849, 1189648653, 1880412387, 2566348981, 2775846857, 3068041263, 4387628903, 7158762947, 7699046943, 8327540571, 13162886709, 19430927999, 21476288841, 58292783997, 136016495993, 408049487979]

約数ペア:

[(1, 408049487979), (3, 136016495993), (7, 58292783997), (19, 21476288841), (21, 19430927999), (31, 13162886709), (49, 8327540571), (53, 7699046943), (57, 7158762947), (93, 4387628903), (133, 3068041263), (147, 2775846857), (159, 2566348981), (217, 1880412387), (343, 1189648653), (371, 1099863849), (399, 1022680421), (589, 692783511), (651, 626804129), (931, 438291609), (1007, 405212997), (1029, 396549551), (1113, 366621283), (1519, 268630341), (1643, 248356353), (1767, 230927837), (2597, 157123407), (2793, 146097203), (3021, 135070999), (4123, 98969073), (4557, 89543447), (4929, 82785451), (6517, 62613087), (7049, 57887571), (7791, 52374469), (10633, 38375763), (11501, 35479479), (12369, 32989691), (12703, 32122293), (18179, 22446201), (19551, 20871029), (21147, 19295857), (28861, 14138439), (31217, 13071387), (31899, 12791921), (34503, 11826493), (38109, 10707431), (49343, 8269653), (54537, 7482067), (80507, 5068497), (86583, 4712813), (88921, 4588899), (93651, 4357129), (148029, 2756551), (202027, 2019777), (218519, 1867341), (241357, 1690647), (241521, 1689499), (266763, 1529633), (345401, 1181379), (393793, 1036203), (563549, 724071), (606081, 673259), (622447, 655557)]