31380272

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25471}}^1$

素因数の和:25497

約数の個数: 40

約数和(自身を含む): 75804672

約数和(自身を除く): 44424400

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 25471, 50942, 101884, 178297, 203768, 280181, 356594, 407536, 560362, 713188, 1120724, 1426376, 1961267, 2241448, 2852752, 3922534, 4482896, 7845068, 15690136, 31380272]

約数ペア:

[(1, 31380272), (2, 15690136), (4, 7845068), (7, 4482896), (8, 3922534), (11, 2852752), (14, 2241448), (16, 1961267), (22, 1426376), (28, 1120724), (44, 713188), (56, 560362), (77, 407536), (88, 356594), (112, 280181), (154, 203768), (176, 178297), (308, 101884), (616, 50942), (1232, 25471)]