38889963

素因数分解:

$3^6\times 7^1\times {\mathrm{7621}}^1$

素因数の和:7646

約数の個数: 28

約数和(自身を含む): 66646768

約数和(自身を除く): 27756805

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 7621, 22863, 53347, 68589, 160041, 205767, 480123, 617301, 1440369, 1851903, 4321107, 5555709, 12963321, 38889963]

約数ペア:

[(1, 38889963), (3, 12963321), (7, 5555709), (9, 4321107), (21, 1851903), (27, 1440369), (63, 617301), (81, 480123), (189, 205767), (243, 160041), (567, 68589), (729, 53347), (1701, 22863), (5103, 7621)]