123657981

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{6997}}^1$

素因数の和:7180

約数の個数: 16

約数和(自身を含む): 169967424

約数和(自身を除く): 46309443

約数列:

[1, 3, 43, 129, 137, 411, 5891, 6997, 17673, 20991, 300871, 902613, 958589, 2875767, 41219327, 123657981]

約数ペア:

[(1, 123657981), (3, 41219327), (43, 2875767), (129, 958589), (137, 902613), (411, 300871), (5891, 20991), (6997, 17673)]