142709889

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{165749}}^1$

素因数の和:165800

約数の個数: 16

約数和(自身を含む): 222768000

約数和(自身を除く): 80058111

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 165749, 497247, 1160243, 3480729, 6795709, 20387127, 47569963, 142709889]

約数ペア:

[(1, 142709889), (3, 47569963), (7, 20387127), (21, 6795709), (41, 3480729), (123, 1160243), (287, 497247), (861, 165749)]