56987889

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{87539}}^1$

素因数の和:87580

約数の個数: 16

約数和(自身を含む): 89640960

約数和(自身を除く): 32653071

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 87539, 262617, 612773, 1838319, 2713709, 8141127, 18995963, 56987889]

約数ペア:

[(1, 56987889), (3, 18995963), (7, 8141127), (21, 2713709), (31, 1838319), (93, 612773), (217, 262617), (651, 87539)]