868778862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 2149908480

約数和(自身を除く): 1281129618

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 53, 69, 71, 106, 138, 142, 159, 161, 213, 239, 318, 322, 371, 426, 478, 483, 497, 717, 742, 966, 994, 1113, 1219, 1434, 1491, 1633, 1673, 2226, 2438, 2982, 3266, 3346, 3657, 3763, 4899, 5019, 5497, 7314, 7526, 8533, 9798, 10038, 10994, 11289, 11431, 12667, 16491, 16969, 17066, 22578, 22862, 25334, 25599, 26341, 32982, 33938, 34293, 38001, 38479, 50907, 51198, 52682, 68586, 76002, 76958, 79023, 86549, 88669, 101814, 115437, 118783, 158046, 173098, 177338, 230874, 237566, 259647, 266007, 291341, 356349, 390287, 519294, 532014, 582682, 605843, 712698, 780574, 874023, 899357, 1170861, 1211686, 1748046, 1798714, 1817529, 2039387, 2341722, 2698071, 2732009, 3635058, 4078774, 5396142, 5464018, 6118161, 6295499, 8196027, 12236322, 12590998, 16392054, 18886497, 20685211, 37772994, 41370422, 62055633, 124111266, 144796477, 289592954, 434389431, 868778862]

約数ペア:

[(1, 868778862), (2, 434389431), (3, 289592954), (6, 144796477), (7, 124111266), (14, 62055633), (21, 41370422), (23, 37772994), (42, 20685211), (46, 18886497), (53, 16392054), (69, 12590998), (71, 12236322), (106, 8196027), (138, 6295499), (142, 6118161), (159, 5464018), (161, 5396142), (213, 4078774), (239, 3635058), (318, 2732009), (322, 2698071), (371, 2341722), (426, 2039387), (478, 1817529), (483, 1798714), (497, 1748046), (717, 1211686), (742, 1170861), (966, 899357), (994, 874023), (1113, 780574), (1219, 712698), (1434, 605843), (1491, 582682), (1633, 532014), (1673, 519294), (2226, 390287), (2438, 356349), (2982, 291341), (3266, 266007), (3346, 259647), (3657, 237566), (3763, 230874), (4899, 177338), (5019, 173098), (5497, 158046), (7314, 118783), (7526, 115437), (8533, 101814), (9798, 88669), (10038, 86549), (10994, 79023), (11289, 76958), (11431, 76002), (12667, 68586), (16491, 52682), (16969, 51198), (17066, 50907), (22578, 38479), (22862, 38001), (25334, 34293), (25599, 33938), (26341, 32982)]