11840031

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2647}}^1$

素因数の和:2731

約数の個数: 24

約数和(自身を含む): 19828224

約数和(自身を除く): 7988193

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 2647, 4473, 7941, 18529, 23823, 55587, 166761, 187937, 563811, 1315559, 1691433, 3946677, 11840031]

約数ペア:

[(1, 11840031), (3, 3946677), (7, 1691433), (9, 1315559), (21, 563811), (63, 187937), (71, 166761), (213, 55587), (497, 23823), (639, 18529), (1491, 7941), (2647, 4473)]