26018889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21521}}^1$

素因数の和:21568

約数の個数: 16

約数和(自身を含む): 38567424

約数和(自身を除く): 12548535

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 21521, 64563, 279773, 667151, 839319, 2001453, 8672963, 26018889]

約数ペア:

[(1, 26018889), (3, 8672963), (13, 2001453), (31, 839319), (39, 667151), (93, 279773), (403, 64563), (1209, 21521)]