86640489

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{246839}}^1$

素因数の和:246861

約数の個数: 16

約数和(自身を含む): 138230400

約数和(自身を除く): 51589911

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 246839, 740517, 2221551, 3208907, 6664653, 9626721, 28880163, 86640489]

約数ペア:

[(1, 86640489), (3, 28880163), (9, 9626721), (13, 6664653), (27, 3208907), (39, 2221551), (117, 740517), (351, 246839)]