2051211155

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1362931}}^1$

素因数の和:1362986

約数の個数: 16

約数和(自身を含む): 2878512384

約数和(自身を除く): 827301229

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 1362931, 6814655, 9540517, 47702585, 58606033, 293030165, 410242231, 2051211155]

約数ペア:

[(1, 2051211155), (5, 410242231), (7, 293030165), (35, 58606033), (43, 47702585), (215, 9540517), (301, 6814655), (1505, 1362931)]