311993031

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^2\times {\mathrm{1579}}^1$

素因数の和:1783

約数の個数: 24

約数和(自身を含む): 480673920

約数和(自身を除く): 168680889

約数列:

[1, 3, 7, 21, 97, 291, 679, 1579, 2037, 4737, 9409, 11053, 28227, 33159, 65863, 153163, 197589, 459489, 1072141, 3216423, 14856811, 44570433, 103997677, 311993031]

約数ペア:

[(1, 311993031), (3, 103997677), (7, 44570433), (21, 14856811), (97, 3216423), (291, 1072141), (679, 459489), (1579, 197589), (2037, 153163), (4737, 65863), (9409, 33159), (11053, 28227)]