27887391

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1933}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 46261280

約数和(自身を除く): 18373889

約数列:

[1, 3, 7, 9, 21, 63, 229, 687, 1603, 1933, 2061, 4809, 5799, 13531, 14427, 17397, 40593, 121779, 442657, 1327971, 3098599, 3983913, 9295797, 27887391]

約数ペア:

[(1, 27887391), (3, 9295797), (7, 3983913), (9, 3098599), (21, 1327971), (63, 442657), (229, 121779), (687, 40593), (1603, 17397), (1933, 14427), (2061, 13531), (4809, 5799)]