127131193

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1\times {\mathrm{787}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 148875264

約数和(自身を除く): 21744071

約数列:

[1, 7, 47, 329, 491, 787, 3437, 5509, 23077, 36989, 161539, 258923, 386417, 2704919, 18161599, 127131193]

約数ペア:

[(1, 127131193), (7, 18161599), (47, 2704919), (329, 386417), (491, 258923), (787, 161539), (3437, 36989), (5509, 23077)]