51135669

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23003}}^1$

素因数の和:23041

約数の個数: 24

約数和(自身を含む): 83734560

約数和(自身を除く): 32598891

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 23003, 69009, 207027, 299039, 437057, 897117, 1311171, 2691351, 3933513, 5681741, 17045223, 51135669]

約数ペア:

[(1, 51135669), (3, 17045223), (9, 5681741), (13, 3933513), (19, 2691351), (39, 1311171), (57, 897117), (117, 437057), (171, 299039), (247, 207027), (741, 69009), (2223, 23003)]