25643943

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 40185600

約数和(自身を除く): 14541657

約数列:

[1, 3, 9, 13, 39, 117, 149, 447, 1341, 1471, 1937, 4413, 5811, 13239, 17433, 19123, 57369, 172107, 219179, 657537, 1972611, 2849327, 8547981, 25643943]

約数ペア:

[(1, 25643943), (3, 8547981), (9, 2849327), (13, 1972611), (39, 657537), (117, 219179), (149, 172107), (447, 57369), (1341, 19123), (1471, 17433), (1937, 13239), (4413, 5811)]