205705941

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{64871}}^1$

素因数の和:65032

約数の個数: 16

約数和(自身を含む): 315537408

約数和(自身を除く): 109831467

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 64871, 194613, 454097, 1362291, 9795521, 29386563, 68568647, 205705941]

約数ペア:

[(1, 205705941), (3, 68568647), (7, 29386563), (21, 9795521), (151, 1362291), (453, 454097), (1057, 194613), (3171, 64871)]