12139389

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{2053}}^1$

素因数の和:2138

約数の個数: 20

約数和(自身を含む): 18391516

約数和(自身を除く): 6252127

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 2053, 5913, 6159, 18477, 55431, 149869, 166293, 449607, 1348821, 4046463, 12139389]

約数ペア:

[(1, 12139389), (3, 4046463), (9, 1348821), (27, 449607), (73, 166293), (81, 149869), (219, 55431), (657, 18477), (1971, 6159), (2053, 5913)]