491576216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1103}}^1$

素因数の和:1268

約数の個数: 64

約数和(自身を含む): 1019433600

約数和(自身を除く): 527857384

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 113, 116, 136, 226, 232, 452, 493, 904, 986, 1103, 1921, 1972, 2206, 3277, 3842, 3944, 4412, 6554, 7684, 8824, 13108, 15368, 18751, 26216, 31987, 37502, 55709, 63974, 75004, 111418, 124639, 127948, 150008, 222836, 249278, 255896, 445672, 498556, 543779, 997112, 1087558, 2118863, 2175116, 3614531, 4237726, 4350232, 7229062, 8475452, 14458124, 16950904, 28916248, 61447027, 122894054, 245788108, 491576216]

約数ペア:

[(1, 491576216), (2, 245788108), (4, 122894054), (8, 61447027), (17, 28916248), (29, 16950904), (34, 14458124), (58, 8475452), (68, 7229062), (113, 4350232), (116, 4237726), (136, 3614531), (226, 2175116), (232, 2118863), (452, 1087558), (493, 997112), (904, 543779), (986, 498556), (1103, 445672), (1921, 255896), (1972, 249278), (2206, 222836), (3277, 150008), (3842, 127948), (3944, 124639), (4412, 111418), (6554, 75004), (7684, 63974), (8824, 55709), (13108, 37502), (15368, 31987), (18751, 26216)]