2009402805

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7880011}}^1$

素因数の和:7880036

約数の個数: 16

約数和(自身を含む): 3404165184

約数和(自身を除く): 1394762379

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 7880011, 23640033, 39400055, 118200165, 133960187, 401880561, 669800935, 2009402805]

約数ペア:

[(1, 2009402805), (3, 669800935), (5, 401880561), (15, 133960187), (17, 118200165), (51, 39400055), (85, 23640033), (255, 7880011)]