205890251

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{49937}}^1$

素因数の和:49994

約数の個数: 16

約数和(自身を含む): 255682560

約数和(自身を除く): 49792309

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 49937, 349559, 948803, 1548047, 6641621, 10836329, 29412893, 205890251]

約数ペア:

[(1, 205890251), (7, 29412893), (19, 10836329), (31, 6641621), (133, 1548047), (217, 948803), (589, 349559), (4123, 49937)]