190037981

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 231160320

約数和(自身を除く): 41122339

約数列:

[1, 7, 19, 133, 157, 361, 479, 1099, 2527, 2983, 3353, 9101, 20881, 56677, 63707, 75203, 172919, 396739, 526421, 1210433, 1428857, 10001999, 27148283, 190037981]

約数ペア:

[(1, 190037981), (7, 27148283), (19, 10001999), (133, 1428857), (157, 1210433), (361, 526421), (479, 396739), (1099, 172919), (2527, 75203), (2983, 63707), (3353, 56677), (9101, 20881)]