208221776

素因数分解:

$2^4\times 7^2\times {\mathrm{349}}^1\times {\mathrm{761}}^1$

素因数の和:1132

約数の個数: 60

約数和(自身を含む): 471258900

約数和(自身を除く): 263037124

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 349, 392, 698, 761, 784, 1396, 1522, 2443, 2792, 3044, 4886, 5327, 5584, 6088, 9772, 10654, 12176, 17101, 19544, 21308, 34202, 37289, 39088, 42616, 68404, 74578, 85232, 136808, 149156, 265589, 273616, 298312, 531178, 596624, 1062356, 1859123, 2124712, 3718246, 4249424, 7436492, 13013861, 14872984, 26027722, 29745968, 52055444, 104110888, 208221776]

約数ペア:

[(1, 208221776), (2, 104110888), (4, 52055444), (7, 29745968), (8, 26027722), (14, 14872984), (16, 13013861), (28, 7436492), (49, 4249424), (56, 3718246), (98, 2124712), (112, 1859123), (196, 1062356), (349, 596624), (392, 531178), (698, 298312), (761, 273616), (784, 265589), (1396, 149156), (1522, 136808), (2443, 85232), (2792, 74578), (3044, 68404), (4886, 42616), (5327, 39088), (5584, 37289), (6088, 34202), (9772, 21308), (10654, 19544), (12176, 17101)]