2808144003

素因数分解:

$3^1\times 7^1\times {\mathrm{3583}}^1\times {\mathrm{37321}}^1$

素因数の和:40914

約数の個数: 16

約数和(自身を含む): 4280385536

約数和(自身を除く): 1472241533

約数列:

[1, 3, 7, 21, 3583, 10749, 25081, 37321, 75243, 111963, 261247, 783741, 133721143, 401163429, 936048001, 2808144003]

約数ペア:

[(1, 2808144003), (3, 936048001), (7, 401163429), (21, 133721143), (3583, 783741), (10749, 261247), (25081, 111963), (37321, 75243)]