291234293

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1117}}^1$

素因数の和:1461

約数の個数: 24

約数和(自身を含む): 360179352

約数和(自身を除く): 68945059

約数列:

[1, 7, 17, 49, 119, 313, 833, 1117, 2191, 5321, 7819, 15337, 18989, 37247, 54733, 132923, 260729, 349621, 930461, 2447347, 5943557, 17131429, 41604899, 291234293]

約数ペア:

[(1, 291234293), (7, 41604899), (17, 17131429), (49, 5943557), (119, 2447347), (313, 930461), (833, 349621), (1117, 260729), (2191, 132923), (5321, 54733), (7819, 37247), (15337, 18989)]