27794966787

素因数分解:

$3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{686143}}^1$

素因数の和:686799

約数の個数: 24

約数和(自身を含む): 45955180544

約数和(自身を除く): 18160213757

約数列:

[1, 3, 7, 9, 21, 63, 643, 1929, 4501, 5787, 13503, 40509, 686143, 2058429, 4803001, 6175287, 14409003, 43227009, 441189949, 1323569847, 3088329643, 3970709541, 9264988929, 27794966787]

約数ペア:

[(1, 27794966787), (3, 9264988929), (7, 3970709541), (9, 3088329643), (21, 1323569847), (63, 441189949), (643, 43227009), (1929, 14409003), (4501, 6175287), (5787, 4803001), (13503, 2058429), (40509, 686143)]