2091447

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1171

約数の個数: 16

約数和(自身を含む): 3144960

約数和(自身を除く): 1053513

約数列:

[1, 3, 9, 27, 71, 213, 639, 1091, 1917, 3273, 9819, 29457, 77461, 232383, 697149, 2091447]

約数ペア:

[(1, 2091447), (3, 697149), (9, 232383), (27, 77461), (71, 29457), (213, 9819), (639, 3273), (1091, 1917)]