27868131

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{1279}}^1$

素因数の和:1560

約数の個数: 20

約数和(自身を含む): 41817600

約数和(自身を除く): 13949469

約数列:

[1, 3, 9, 27, 81, 269, 807, 1279, 2421, 3837, 7263, 11511, 21789, 34533, 103599, 344051, 1032153, 3096459, 9289377, 27868131]

約数ペア:

[(1, 27868131), (3, 9289377), (9, 3096459), (27, 1032153), (81, 344051), (269, 103599), (807, 34533), (1279, 21789), (2421, 11511), (3837, 7263)]