209213286

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 440971776

約数和(自身を除く): 231758490

約数列:

[1, 2, 3, 6, 61, 71, 83, 97, 122, 142, 166, 183, 194, 213, 249, 291, 366, 426, 498, 582, 4331, 5063, 5893, 5917, 6887, 8051, 8662, 10126, 11786, 11834, 12993, 13774, 15189, 16102, 17679, 17751, 20661, 24153, 25986, 30378, 35358, 35502, 41322, 48306, 359473, 420107, 491111, 571621, 718946, 840214, 982222, 1078419, 1143242, 1260321, 1473333, 1714863, 2156838, 2520642, 2946666, 3429726, 34868881, 69737762, 104606643, 209213286]

約数ペア:

[(1, 209213286), (2, 104606643), (3, 69737762), (6, 34868881), (61, 3429726), (71, 2946666), (83, 2520642), (97, 2156838), (122, 1714863), (142, 1473333), (166, 1260321), (183, 1143242), (194, 1078419), (213, 982222), (249, 840214), (291, 718946), (366, 571621), (426, 491111), (498, 420107), (582, 359473), (4331, 48306), (5063, 41322), (5893, 35502), (5917, 35358), (6887, 30378), (8051, 25986), (8662, 24153), (10126, 20661), (11786, 17751), (11834, 17679), (12993, 16102), (13774, 15189)]