42840513

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4813}}^1$

素因数の和:4885

約数の個数: 24

約数和(自身を含む): 66086592

約数和(自身を除く): 23246079

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 4813, 8901, 14439, 43317, 110699, 206959, 332097, 620877, 996291, 1862631, 4760057, 14280171, 42840513]

約数ペア:

[(1, 42840513), (3, 14280171), (9, 4760057), (23, 1862631), (43, 996291), (69, 620877), (129, 332097), (207, 206959), (387, 110699), (989, 43317), (2967, 14439), (4813, 8901)]