205517637

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{11789}}^1$

素因数の和:11957

約数の個数: 24

約数和(自身を含む): 321867000

約数和(自身を除く): 116349363

約数列:

[1, 3, 9, 13, 39, 117, 149, 447, 1341, 1937, 5811, 11789, 17433, 35367, 106101, 153257, 459771, 1379313, 1756561, 5269683, 15809049, 22835293, 68505879, 205517637]

約数ペア:

[(1, 205517637), (3, 68505879), (9, 22835293), (13, 15809049), (39, 5269683), (117, 1756561), (149, 1379313), (447, 459771), (1341, 153257), (1937, 106101), (5811, 35367), (11789, 17433)]