2051220185

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1362937}}^1$

素因数の和:1362992

約数の個数: 16

約数和(自身を含む): 2878525056

約数和(自身を除く): 827304871

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 1362937, 6814685, 9540559, 47702795, 58606291, 293031455, 410244037, 2051220185]

約数ペア:

[(1, 2051220185), (5, 410244037), (7, 293031455), (35, 58606291), (43, 47702795), (215, 9540559), (301, 6814685), (1505, 1362937)]