80431137

素因数分解:

$3^4\times {\mathrm{293}}^1\times {\mathrm{3389}}^1$

素因数の和:3694

約数の個数: 20

約数和(自身を含む): 120595860

約数和(自身を除く): 40164723

約数列:

[1, 3, 9, 27, 81, 293, 879, 2637, 3389, 7911, 10167, 23733, 30501, 91503, 274509, 992977, 2978931, 8936793, 26810379, 80431137]

約数ペア:

[(1, 80431137), (3, 26810379), (9, 8936793), (27, 2978931), (81, 992977), (293, 274509), (879, 91503), (2637, 30501), (3389, 23733), (7911, 10167)]