281361234

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 756794016

約数和(自身を除く): 475432782

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 49, 57, 66, 77, 98, 114, 133, 147, 154, 209, 231, 241, 266, 294, 361, 399, 418, 462, 482, 539, 627, 722, 723, 798, 931, 1078, 1083, 1254, 1446, 1463, 1617, 1687, 1862, 2166, 2527, 2651, 2793, 2926, 3234, 3374, 3971, 4389, 4579, 5054, 5061, 5302, 5586, 7581, 7942, 7953, 8778, 9158, 10122, 10241, 11809, 11913, 13737, 15162, 15906, 17689, 18557, 20482, 23618, 23826, 27474, 27797, 30723, 32053, 35378, 35427, 37114, 50369, 53067, 55594, 55671, 61446, 64106, 70854, 83391, 87001, 96159, 100738, 106134, 111342, 129899, 151107, 166782, 174002, 192318, 194579, 224371, 259798, 261003, 302214, 352583, 389158, 389697, 448742, 522006, 583737, 609007, 673113, 705166, 779394, 957011, 1057749, 1167474, 1218014, 1346226, 1827021, 1914022, 2115498, 2468081, 2871033, 3654042, 4263049, 4936162, 5742066, 6699077, 7404243, 8526098, 12789147, 13398154, 14808486, 20097231, 25578294, 40194462, 46893539, 93787078, 140680617, 281361234]

約数ペア:

[(1, 281361234), (2, 140680617), (3, 93787078), (6, 46893539), (7, 40194462), (11, 25578294), (14, 20097231), (19, 14808486), (21, 13398154), (22, 12789147), (33, 8526098), (38, 7404243), (42, 6699077), (49, 5742066), (57, 4936162), (66, 4263049), (77, 3654042), (98, 2871033), (114, 2468081), (133, 2115498), (147, 1914022), (154, 1827021), (209, 1346226), (231, 1218014), (241, 1167474), (266, 1057749), (294, 957011), (361, 779394), (399, 705166), (418, 673113), (462, 609007), (482, 583737), (539, 522006), (627, 448742), (722, 389697), (723, 389158), (798, 352583), (931, 302214), (1078, 261003), (1083, 259798), (1254, 224371), (1446, 194579), (1463, 192318), (1617, 174002), (1687, 166782), (1862, 151107), (2166, 129899), (2527, 111342), (2651, 106134), (2793, 100738), (2926, 96159), (3234, 87001), (3374, 83391), (3971, 70854), (4389, 64106), (4579, 61446), (5054, 55671), (5061, 55594), (5302, 53067), (5586, 50369), (7581, 37114), (7942, 35427), (7953, 35378), (8778, 32053), (9158, 30723), (10122, 27797), (10241, 27474), (11809, 23826), (11913, 23618), (13737, 20482), (15162, 18557), (15906, 17689)]