11917989

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{6217}}^1$

素因数の和:6297

約数の個数: 16

約数和(自身を含む): 17907840

約数和(自身を除く): 5989851

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 6217, 18651, 55953, 167859, 441407, 1324221, 3972663, 11917989]

約数ペア:

[(1, 11917989), (3, 3972663), (9, 1324221), (27, 441407), (71, 167859), (213, 55953), (639, 18651), (1917, 6217)]