318164787

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{108109}}^1$

素因数の和:108227

約数の個数: 16

約数和(自身を含む): 475684000

約数和(自身を除く): 157519213

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 108109, 324327, 972981, 2918943, 11783881, 35351643, 106054929, 318164787]

約数ペア:

[(1, 318164787), (3, 106054929), (9, 35351643), (27, 11783881), (109, 2918943), (327, 972981), (981, 324327), (2943, 108109)]