3171981

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 4404224

約数和(自身を除く): 1232243

約数列:

[1, 3, 43, 67, 129, 201, 367, 1101, 2881, 8643, 15781, 24589, 47343, 73767, 1057327, 3171981]

約数ペア:

[(1, 3171981), (3, 1057327), (43, 73767), (67, 47343), (129, 24589), (201, 15781), (367, 8643), (1101, 2881)]