39956889

素因数分解:

$3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{3907}}^1$

素因数の和:4404

約数の個数: 16

約数和(自身を含む): 61027328

約数和(自身を除く): 21070439

約数列:

[1, 3, 7, 21, 487, 1461, 3409, 3907, 10227, 11721, 27349, 82047, 1902709, 5708127, 13318963, 39956889]

約数ペア:

[(1, 39956889), (3, 13318963), (7, 5708127), (21, 1902709), (487, 82047), (1461, 27349), (3409, 11721), (3907, 10227)]