42439929

素因数分解:

$3^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{643}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 66074400

約数和(自身を除く): 23634471

約数列:

[1, 3, 7, 21, 49, 147, 449, 643, 1347, 1929, 3143, 4501, 9429, 13503, 22001, 31507, 66003, 94521, 288707, 866121, 2020949, 6062847, 14146643, 42439929]

約数ペア:

[(1, 42439929), (3, 14146643), (7, 6062847), (21, 2020949), (49, 866121), (147, 288707), (449, 94521), (643, 66003), (1347, 31507), (1929, 22001), (3143, 13503), (4501, 9429)]