66660693

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1237}}^1$

素因数の和:1345

約数の個数: 32

約数和(自身を含む): 102684672

約数和(自身を除く): 36023979

約数列:

[1, 3, 11, 23, 33, 69, 71, 213, 253, 759, 781, 1237, 1633, 2343, 3711, 4899, 13607, 17963, 28451, 40821, 53889, 85353, 87827, 263481, 312961, 938883, 966097, 2020021, 2898291, 6060063, 22220231, 66660693]

約数ペア:

[(1, 66660693), (3, 22220231), (11, 6060063), (23, 2898291), (33, 2020021), (69, 966097), (71, 938883), (213, 312961), (253, 263481), (759, 87827), (781, 85353), (1237, 53889), (1633, 40821), (2343, 28451), (3711, 17963), (4899, 13607)]