128537778

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{578999}}^1$

素因数の和:579041

約数の個数: 16

約数和(自身を含む): 264024000

約数和(自身を除く): 135486222

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 578999, 1157998, 1736997, 3473994, 21422963, 42845926, 64268889, 128537778]

約数ペア:

[(1, 128537778), (2, 64268889), (3, 42845926), (6, 21422963), (37, 3473994), (74, 1736997), (111, 1157998), (222, 578999)]