2551131

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 4086576

約数和(自身を除く): 1535445

約数列:

[1, 3, 9, 11, 33, 73, 99, 219, 353, 657, 803, 1059, 2409, 3177, 3883, 7227, 11649, 25769, 34947, 77307, 231921, 283459, 850377, 2551131]

約数ペア:

[(1, 2551131), (3, 850377), (9, 283459), (11, 231921), (33, 77307), (73, 34947), (99, 25769), (219, 11649), (353, 7227), (657, 3883), (803, 3177), (1059, 2409)]