2968830081

素因数分解:

$3^2\times 7^2\times {\mathrm{6732041}}^1$

素因数の和:6732061

約数の個数: 18

約数和(自身を含む): 4988443122

約数和(自身を除く): 2019613041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 6732041, 20196123, 47124287, 60588369, 141372861, 329870009, 424118583, 989610027, 2968830081]

約数ペア:

[(1, 2968830081), (3, 989610027), (7, 424118583), (9, 329870009), (21, 141372861), (49, 60588369), (63, 47124287), (147, 20196123), (441, 6732041)]