131307176

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:919

約数の個数: 128

約数和(自身を含む): 348364800

約数和(自身を除く): 217057624

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 19, 22, 26, 28, 38, 44, 52, 56, 76, 77, 88, 91, 104, 133, 143, 152, 154, 182, 209, 247, 266, 286, 308, 364, 418, 494, 532, 572, 616, 728, 836, 863, 988, 1001, 1064, 1144, 1463, 1672, 1726, 1729, 1976, 2002, 2717, 2926, 3452, 3458, 4004, 5434, 5852, 6041, 6904, 6916, 8008, 9493, 10868, 11219, 11704, 12082, 13832, 16397, 18986, 19019, 21736, 22438, 24164, 32794, 37972, 38038, 44876, 48328, 65588, 66451, 75944, 76076, 78533, 89752, 114779, 123409, 131176, 132902, 152152, 157066, 180367, 213161, 229558, 246818, 265804, 314132, 360734, 426322, 459116, 493636, 531608, 628264, 721468, 852644, 863863, 918232, 987272, 1262569, 1442936, 1492127, 1705288, 1727726, 2344771, 2525138, 2984254, 3455452, 4689542, 5050276, 5968508, 6910904, 9379084, 10100552, 11937016, 16413397, 18758168, 32826794, 65653588, 131307176]

約数ペア:

[(1, 131307176), (2, 65653588), (4, 32826794), (7, 18758168), (8, 16413397), (11, 11937016), (13, 10100552), (14, 9379084), (19, 6910904), (22, 5968508), (26, 5050276), (28, 4689542), (38, 3455452), (44, 2984254), (52, 2525138), (56, 2344771), (76, 1727726), (77, 1705288), (88, 1492127), (91, 1442936), (104, 1262569), (133, 987272), (143, 918232), (152, 863863), (154, 852644), (182, 721468), (209, 628264), (247, 531608), (266, 493636), (286, 459116), (308, 426322), (364, 360734), (418, 314132), (494, 265804), (532, 246818), (572, 229558), (616, 213161), (728, 180367), (836, 157066), (863, 152152), (988, 132902), (1001, 131176), (1064, 123409), (1144, 114779), (1463, 89752), (1672, 78533), (1726, 76076), (1729, 75944), (1976, 66451), (2002, 65588), (2717, 48328), (2926, 44876), (3452, 38038), (3458, 37972), (4004, 32794), (5434, 24164), (5852, 22438), (6041, 21736), (6904, 19019), (6916, 18986), (8008, 16397), (9493, 13832), (10868, 12082), (11219, 11704)]