2008586979

素因数分解:

$3^2\times 7^2\times {\mathrm{4554619}}^1$

素因数の和:4554639

約数の個数: 18

約数和(自身を含む): 3374973420

約数和(自身を除く): 1366386441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4554619, 13663857, 31882333, 40991571, 95646999, 223176331, 286940997, 669528993, 2008586979]

約数ペア:

[(1, 2008586979), (3, 669528993), (7, 286940997), (9, 223176331), (21, 95646999), (49, 40991571), (63, 31882333), (147, 13663857), (441, 4554619)]