201239871

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{222857}}^1$

素因数の和:222910

約数の個数: 16

約数和(自身を含む): 313784064

約数和(自身を除く): 112544193

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 222857, 668571, 1559999, 4679997, 9582851, 28748553, 67079957, 201239871]

約数ペア:

[(1, 201239871), (3, 67079957), (7, 28748553), (21, 9582851), (43, 4679997), (129, 1559999), (301, 668571), (903, 222857)]