31427871

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{863}}^1$

素因数の和:1126

約数の個数: 16

約数和(自身を含む): 42854400

約数和(自身を除く): 11426529

約数列:

[1, 3, 61, 183, 199, 597, 863, 2589, 12139, 36417, 52643, 157929, 171737, 515211, 10475957, 31427871]

約数ペア:

[(1, 31427871), (3, 10475957), (61, 515211), (183, 171737), (199, 157929), (597, 52643), (863, 36417), (2589, 12139)]