1214781003

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{28279}}^1$

素因数の和:28368

約数の個数: 32

約数和(自身を含む): 1891366400

約数和(自身を除く): 676585397

約数列:

[1, 3, 9, 27, 37, 43, 111, 129, 333, 387, 999, 1161, 1591, 4773, 14319, 28279, 42957, 84837, 254511, 763533, 1046323, 1215997, 3138969, 3647991, 9416907, 10943973, 28250721, 32831919, 44991889, 134975667, 404927001, 1214781003]

約数ペア:

[(1, 1214781003), (3, 404927001), (9, 134975667), (27, 44991889), (37, 32831919), (43, 28250721), (111, 10943973), (129, 9416907), (333, 3647991), (387, 3138969), (999, 1215997), (1161, 1046323), (1591, 763533), (4773, 254511), (14319, 84837), (28279, 42957)]