87408423

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{18713}}^1$

素因数の和:18895

約数の個数: 16

約数和(自身を含む): 130249440

約数和(自身を除く): 42841017

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 18713, 56139, 168417, 505251, 3237349, 9712047, 29136141, 87408423]

約数ペア:

[(1, 87408423), (3, 29136141), (9, 9712047), (27, 3237349), (173, 505251), (519, 168417), (1557, 56139), (4671, 18713)]