40782519

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{727}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 61780992

約数和(自身を除く): 20998473

約数列:

[1, 3, 9, 23, 69, 207, 271, 727, 813, 2181, 2439, 6233, 6543, 16721, 18699, 50163, 56097, 150489, 197017, 591051, 1773153, 4531391, 13594173, 40782519]

約数ペア:

[(1, 40782519), (3, 13594173), (9, 4531391), (23, 1773153), (69, 591051), (207, 197017), (271, 150489), (727, 56097), (813, 50163), (2181, 18699), (2439, 16721), (6233, 6543)]