2543931

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1279}}^1$

素因数の和:1315

約数の個数: 24

約数和(自身を含む): 4193280

約数和(自身を除く): 1649349

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1279, 1989, 3837, 11511, 16627, 21743, 49881, 65229, 149643, 195687, 282659, 847977, 2543931]

約数ペア:

[(1, 2543931), (3, 847977), (9, 282659), (13, 195687), (17, 149643), (39, 65229), (51, 49881), (117, 21743), (153, 16627), (221, 11511), (663, 3837), (1279, 1989)]