2009721831

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1198403}}^1$

素因数の和:1198462

約数の個数: 16

約数和(自身を含む): 2952867456

約数和(自身を除く): 943145625

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 1198403, 3595209, 15579239, 46737717, 51531329, 154593987, 669907277, 2009721831]

約数ペア:

[(1, 2009721831), (3, 669907277), (13, 154593987), (39, 51531329), (43, 46737717), (129, 15579239), (559, 3595209), (1677, 1198403)]