25421886

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 70958160

約数和(自身を除く): 45536274

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 37, 38, 41, 42, 49, 57, 63, 74, 82, 98, 111, 114, 123, 126, 133, 147, 171, 222, 246, 259, 266, 287, 294, 333, 342, 369, 399, 441, 518, 574, 666, 703, 738, 777, 779, 798, 861, 882, 931, 1197, 1406, 1517, 1554, 1558, 1722, 1813, 1862, 2009, 2109, 2331, 2337, 2394, 2583, 2793, 3034, 3626, 4018, 4218, 4551, 4662, 4674, 4921, 5166, 5439, 5453, 5586, 6027, 6327, 7011, 8379, 9102, 9842, 10619, 10878, 10906, 12054, 12654, 13653, 14022, 14763, 16317, 16359, 16758, 18081, 21238, 27306, 28823, 29526, 31857, 32634, 32718, 34447, 36162, 38171, 44289, 49077, 57646, 63714, 68894, 74333, 76342, 86469, 88578, 95571, 98154, 103341, 114513, 148666, 172938, 191142, 201761, 206682, 222999, 229026, 259407, 310023, 343539, 403522, 445998, 518814, 605283, 620046, 668997, 687078, 1210566, 1337994, 1412327, 1815849, 2824654, 3631698, 4236981, 8473962, 12710943, 25421886]

約数ペア:

[(1, 25421886), (2, 12710943), (3, 8473962), (6, 4236981), (7, 3631698), (9, 2824654), (14, 1815849), (18, 1412327), (19, 1337994), (21, 1210566), (37, 687078), (38, 668997), (41, 620046), (42, 605283), (49, 518814), (57, 445998), (63, 403522), (74, 343539), (82, 310023), (98, 259407), (111, 229026), (114, 222999), (123, 206682), (126, 201761), (133, 191142), (147, 172938), (171, 148666), (222, 114513), (246, 103341), (259, 98154), (266, 95571), (287, 88578), (294, 86469), (333, 76342), (342, 74333), (369, 68894), (399, 63714), (441, 57646), (518, 49077), (574, 44289), (666, 38171), (703, 36162), (738, 34447), (777, 32718), (779, 32634), (798, 31857), (861, 29526), (882, 28823), (931, 27306), (1197, 21238), (1406, 18081), (1517, 16758), (1554, 16359), (1558, 16317), (1722, 14763), (1813, 14022), (1862, 13653), (2009, 12654), (2109, 12054), (2331, 10906), (2337, 10878), (2394, 10619), (2583, 9842), (2793, 9102), (3034, 8379), (3626, 7011), (4018, 6327), (4218, 6027), (4551, 5586), (4662, 5453), (4674, 5439), (4921, 5166)]