2768211

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 4283136

約数和(自身を除く): 1514925

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 311, 387, 933, 989, 2799, 2967, 7153, 8901, 13373, 21459, 40119, 64377, 120357, 307579, 922737, 2768211]

約数ペア:

[(1, 2768211), (3, 922737), (9, 307579), (23, 120357), (43, 64377), (69, 40119), (129, 21459), (207, 13373), (311, 8901), (387, 7153), (933, 2967), (989, 2799)]