1491490042

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 2709504000

約数和(自身を除く): 1218013958

約数列:

[1, 2, 7, 14, 31, 62, 71, 97, 142, 194, 217, 434, 497, 499, 679, 994, 998, 1358, 2201, 3007, 3493, 4402, 6014, 6887, 6986, 13774, 15407, 15469, 21049, 30814, 30938, 35429, 42098, 48209, 48403, 70858, 96418, 96806, 108283, 213497, 216566, 248003, 338821, 426994, 496006, 677642, 1098299, 1494479, 1500493, 2196598, 2988958, 3000986, 3436613, 6873226, 7688093, 10503451, 15376186, 21006902, 24056291, 48112582, 106535003, 213070006, 745745021, 1491490042]

約数ペア:

[(1, 1491490042), (2, 745745021), (7, 213070006), (14, 106535003), (31, 48112582), (62, 24056291), (71, 21006902), (97, 15376186), (142, 10503451), (194, 7688093), (217, 6873226), (434, 3436613), (497, 3000986), (499, 2988958), (679, 2196598), (994, 1500493), (998, 1494479), (1358, 1098299), (2201, 677642), (3007, 496006), (3493, 426994), (4402, 338821), (6014, 248003), (6887, 216566), (6986, 213497), (13774, 108283), (15407, 96806), (15469, 96418), (21049, 70858), (30814, 48403), (30938, 48209), (35429, 42098)]