7971887

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5449}}^1$

素因数の和:5486

約数の個数: 16

約数和(自身を含む): 10464000

約数和(自身を除く): 2492113

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 5449, 38143, 59939, 103531, 419573, 724717, 1138841, 7971887]

約数ペア:

[(1, 7971887), (7, 1138841), (11, 724717), (19, 419573), (77, 103531), (133, 59939), (209, 38143), (1463, 5449)]