638767589768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1\times {\mathrm{47543}}^1$

素因数の和:48867

約数の個数: 128

約数和(自身を含む): 1582325176320

約数和(自身を除く): 943557586552

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 238, 308, 374, 476, 616, 748, 952, 1283, 1309, 1496, 2566, 2618, 5132, 5236, 8981, 10264, 10472, 14113, 17962, 21811, 28226, 35924, 43622, 47543, 56452, 71848, 87244, 95086, 98791, 112904, 152677, 174488, 190172, 197582, 239921, 305354, 332801, 380344, 395164, 479842, 522973, 610708, 665602, 790328, 808231, 959684, 1045946, 1221416, 1331204, 1616462, 1679447, 1919368, 2091892, 2662408, 3232924, 3358894, 3660811, 4183784, 5657617, 6465848, 6717788, 7321622, 8890541, 11315234, 13435576, 14643244, 17781082, 22630468, 29286488, 35562164, 45260936, 60997669, 62233787, 71124328, 121995338, 124467574, 243990676, 248935148, 426983683, 487981352, 497870296, 670974359, 853967366, 1036960373, 1341948718, 1707934732, 2073920746, 2683897436, 3415869464, 4147841492, 4696820513, 5367794872, 7258722611, 8295682984, 9393641026, 11406564103, 14517445222, 18787282052, 22813128206, 29034890444, 37574564104, 45626256412, 58069780888, 79845948721, 91252512824, 159691897442, 319383794884, 638767589768]

約数ペア:

[(1, 638767589768), (2, 319383794884), (4, 159691897442), (7, 91252512824), (8, 79845948721), (11, 58069780888), (14, 45626256412), (17, 37574564104), (22, 29034890444), (28, 22813128206), (34, 18787282052), (44, 14517445222), (56, 11406564103), (68, 9393641026), (77, 8295682984), (88, 7258722611), (119, 5367794872), (136, 4696820513), (154, 4147841492), (187, 3415869464), (238, 2683897436), (308, 2073920746), (374, 1707934732), (476, 1341948718), (616, 1036960373), (748, 853967366), (952, 670974359), (1283, 497870296), (1309, 487981352), (1496, 426983683), (2566, 248935148), (2618, 243990676), (5132, 124467574), (5236, 121995338), (8981, 71124328), (10264, 62233787), (10472, 60997669), (14113, 45260936), (17962, 35562164), (21811, 29286488), (28226, 22630468), (35924, 17781082), (43622, 14643244), (47543, 13435576), (56452, 11315234), (71848, 8890541), (87244, 7321622), (95086, 6717788), (98791, 6465848), (112904, 5657617), (152677, 4183784), (174488, 3660811), (190172, 3358894), (197582, 3232924), (239921, 2662408), (305354, 2091892), (332801, 1919368), (380344, 1679447), (395164, 1616462), (479842, 1331204), (522973, 1221416), (610708, 1045946), (665602, 959684), (790328, 808231)]