27630218

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 72

約数和(自身を含む): 56290464

約数和(自身を除く): 28660246

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 71, 77, 98, 133, 142, 154, 209, 266, 361, 418, 497, 539, 722, 781, 931, 994, 1078, 1349, 1463, 1562, 1862, 2527, 2698, 2926, 3479, 3971, 5054, 5467, 6958, 7942, 9443, 10241, 10934, 14839, 17689, 18886, 20482, 25631, 27797, 29678, 35378, 38269, 51262, 55594, 66101, 76538, 103873, 132202, 179417, 194579, 207746, 281941, 358834, 389158, 563882, 727111, 1255919, 1454222, 1973587, 2511838, 3947174, 13815109, 27630218]

約数ペア:

[(1, 27630218), (2, 13815109), (7, 3947174), (11, 2511838), (14, 1973587), (19, 1454222), (22, 1255919), (38, 727111), (49, 563882), (71, 389158), (77, 358834), (98, 281941), (133, 207746), (142, 194579), (154, 179417), (209, 132202), (266, 103873), (361, 76538), (418, 66101), (497, 55594), (539, 51262), (722, 38269), (781, 35378), (931, 29678), (994, 27797), (1078, 25631), (1349, 20482), (1463, 18886), (1562, 17689), (1862, 14839), (2527, 10934), (2698, 10241), (2926, 9443), (3479, 7942), (3971, 6958), (5054, 5467)]