220160493

素因数分解:

$3^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{11927}}^1$

素因数の和:12233

約数の個数: 24

約数和(自身を含む): 364710528

約数和(自身を除く): 144550035

約数列:

[1, 3, 7, 9, 21, 63, 293, 879, 2051, 2637, 6153, 11927, 18459, 35781, 83489, 107343, 250467, 751401, 3494611, 10483833, 24462277, 31451499, 73386831, 220160493]

約数ペア:

[(1, 220160493), (3, 73386831), (7, 31451499), (9, 24462277), (21, 10483833), (63, 3494611), (293, 751401), (879, 250467), (2051, 107343), (2637, 83489), (6153, 35781), (11927, 18459)]