81303376

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{65993}}^1$

素因数の和:66019

約数の個数: 40

約数和(自身を含む): 196398144

約数和(自身を除く): 115094768

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 65993, 131986, 263972, 461951, 527944, 725923, 923902, 1055888, 1451846, 1847804, 2903692, 3695608, 5081461, 5807384, 7391216, 10162922, 11614768, 20325844, 40651688, 81303376]

約数ペア:

[(1, 81303376), (2, 40651688), (4, 20325844), (7, 11614768), (8, 10162922), (11, 7391216), (14, 5807384), (16, 5081461), (22, 3695608), (28, 2903692), (44, 1847804), (56, 1451846), (77, 1055888), (88, 923902), (112, 725923), (154, 527944), (176, 461951), (308, 263972), (616, 131986), (1232, 65993)]