142728129

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{142871}}^1$

素因数の和:142917

約数の個数: 16

約数和(自身を含む): 217165440

約数和(自身を除く): 74437311

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 142871, 428613, 1285839, 3857517, 5286227, 15858681, 47576043, 142728129]

約数ペア:

[(1, 142728129), (3, 47576043), (9, 15858681), (27, 5286227), (37, 3857517), (111, 1285839), (333, 428613), (999, 142871)]