39311991

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{189913}}^1$

素因数の和:189942

約数の個数: 12

約数和(自身を含む): 59253168

約数和(自身を除く): 19941177

約数列:

[1, 3, 9, 23, 69, 207, 189913, 569739, 1709217, 4367999, 13103997, 39311991]

約数ペア:

[(1, 39311991), (3, 13103997), (9, 4367999), (23, 1709217), (69, 569739), (207, 189913)]