647311266

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^3\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 1738208160

約数和(自身を除く): 1090896894

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 107, 114, 126, 133, 147, 171, 214, 266, 294, 321, 342, 361, 399, 441, 642, 722, 749, 798, 882, 931, 963, 1083, 1197, 1498, 1862, 1926, 2033, 2166, 2247, 2394, 2527, 2793, 3249, 4066, 4494, 5054, 5243, 5586, 6099, 6498, 6741, 6859, 7581, 8379, 10486, 12198, 13482, 13718, 14231, 15162, 15729, 16758, 17689, 18297, 20577, 22743, 28462, 31458, 35378, 36594, 38627, 41154, 42693, 45486, 47187, 48013, 53067, 61731, 77254, 85386, 94374, 96026, 99617, 106134, 115881, 123462, 128079, 144039, 159201, 199234, 231762, 256158, 270389, 288078, 298851, 318402, 336091, 347643, 432117, 540778, 597702, 672182, 695286, 733913, 811167, 864234, 896553, 1008273, 1467826, 1622334, 1793106, 1892723, 2016546, 2201739, 2433501, 3024819, 3785446, 4403478, 4867002, 5137391, 5678169, 6049638, 6605217, 10274782, 11356338, 13210434, 15412173, 17034507, 30824346, 34069014, 35961737, 46236519, 71923474, 92473038, 107885211, 215770422, 323655633, 647311266]

約数ペア:

[(1, 647311266), (2, 323655633), (3, 215770422), (6, 107885211), (7, 92473038), (9, 71923474), (14, 46236519), (18, 35961737), (19, 34069014), (21, 30824346), (38, 17034507), (42, 15412173), (49, 13210434), (57, 11356338), (63, 10274782), (98, 6605217), (107, 6049638), (114, 5678169), (126, 5137391), (133, 4867002), (147, 4403478), (171, 3785446), (214, 3024819), (266, 2433501), (294, 2201739), (321, 2016546), (342, 1892723), (361, 1793106), (399, 1622334), (441, 1467826), (642, 1008273), (722, 896553), (749, 864234), (798, 811167), (882, 733913), (931, 695286), (963, 672182), (1083, 597702), (1197, 540778), (1498, 432117), (1862, 347643), (1926, 336091), (2033, 318402), (2166, 298851), (2247, 288078), (2394, 270389), (2527, 256158), (2793, 231762), (3249, 199234), (4066, 159201), (4494, 144039), (5054, 128079), (5243, 123462), (5586, 115881), (6099, 106134), (6498, 99617), (6741, 96026), (6859, 94374), (7581, 85386), (8379, 77254), (10486, 61731), (12198, 53067), (13482, 48013), (13718, 47187), (14231, 45486), (15162, 42693), (15729, 41154), (16758, 38627), (17689, 36594), (18297, 35378), (20577, 31458), (22743, 28462)]