85120263

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 134095104

約数和(自身を除く): 48974841

約数列:

[1, 3, 9, 23, 43, 69, 73, 129, 131, 207, 219, 387, 393, 657, 989, 1179, 1679, 2967, 3013, 3139, 5037, 5633, 8901, 9039, 9417, 9563, 15111, 16899, 27117, 28251, 28689, 50697, 72197, 86067, 129559, 216591, 219949, 388677, 411209, 649773, 659847, 1166031, 1233627, 1979541, 3700881, 9457807, 28373421, 85120263]

約数ペア:

[(1, 85120263), (3, 28373421), (9, 9457807), (23, 3700881), (43, 1979541), (69, 1233627), (73, 1166031), (129, 659847), (131, 649773), (207, 411209), (219, 388677), (387, 219949), (393, 216591), (657, 129559), (989, 86067), (1179, 72197), (1679, 50697), (2967, 28689), (3013, 28251), (3139, 27117), (5037, 16899), (5633, 15111), (8901, 9563), (9039, 9417)]