208528131

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{65761}}^1$

素因数の和:65922

約数の個数: 16

約数和(自身を含む): 319866368

約数和(自身を除く): 111338237

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 65761, 197283, 460327, 1380981, 9929911, 29789733, 69509377, 208528131]

約数ペア:

[(1, 208528131), (3, 69509377), (7, 29789733), (21, 9929911), (151, 1380981), (453, 460327), (1057, 197283), (3171, 65761)]