513291

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:242

約数の個数: 16

約数和(自身を含む): 734976

約数和(自身を除く): 221685

約数列:

[1, 3, 23, 43, 69, 129, 173, 519, 989, 2967, 3979, 7439, 11937, 22317, 171097, 513291]

約数ペア:

[(1, 513291), (3, 171097), (23, 22317), (43, 11937), (69, 7439), (129, 3979), (173, 2967), (519, 989)]