865212138

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:481

約数の個数: 128

約数和(自身を含む): 2256076800

約数和(自身を除く): 1390864662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 67, 126, 127, 134, 189, 201, 254, 269, 378, 381, 402, 469, 538, 603, 762, 807, 889, 938, 1143, 1206, 1407, 1614, 1778, 1809, 1883, 2286, 2421, 2667, 2814, 3429, 3618, 3766, 4221, 4842, 5334, 5649, 6858, 7263, 8001, 8442, 8509, 11298, 12663, 14526, 16002, 16947, 17018, 18023, 24003, 25326, 25527, 33894, 34163, 36046, 48006, 50841, 51054, 54069, 59563, 68326, 76581, 101682, 102489, 108138, 119126, 126161, 153162, 162207, 178689, 204978, 229743, 239141, 252322, 307467, 324414, 357378, 378483, 459486, 478282, 486621, 536067, 614934, 717423, 756966, 922401, 973242, 1072134, 1135449, 1434846, 1608201, 1844802, 2152269, 2270898, 2288921, 3216402, 3406347, 4304538, 4577842, 6456807, 6812694, 6866763, 12913614, 13733526, 16022447, 20600289, 32044894, 41200578, 48067341, 61800867, 96134682, 123601734, 144202023, 288404046, 432606069, 865212138]

約数ペア:

[(1, 865212138), (2, 432606069), (3, 288404046), (6, 144202023), (7, 123601734), (9, 96134682), (14, 61800867), (18, 48067341), (21, 41200578), (27, 32044894), (42, 20600289), (54, 16022447), (63, 13733526), (67, 12913614), (126, 6866763), (127, 6812694), (134, 6456807), (189, 4577842), (201, 4304538), (254, 3406347), (269, 3216402), (378, 2288921), (381, 2270898), (402, 2152269), (469, 1844802), (538, 1608201), (603, 1434846), (762, 1135449), (807, 1072134), (889, 973242), (938, 922401), (1143, 756966), (1206, 717423), (1407, 614934), (1614, 536067), (1778, 486621), (1809, 478282), (1883, 459486), (2286, 378483), (2421, 357378), (2667, 324414), (2814, 307467), (3429, 252322), (3618, 239141), (3766, 229743), (4221, 204978), (4842, 178689), (5334, 162207), (5649, 153162), (6858, 126161), (7263, 119126), (8001, 108138), (8442, 102489), (8509, 101682), (11298, 76581), (12663, 68326), (14526, 59563), (16002, 54069), (16947, 51054), (17018, 50841), (18023, 48006), (24003, 36046), (25326, 34163), (25527, 33894)]