20172005

素因数分解:

$5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1301}}^1$

素因数の和:1756

約数の個数: 16

約数和(自身を含む): 27748224

約数和(自身を除く): 7576219

約数列:

[1, 5, 7, 35, 443, 1301, 2215, 3101, 6505, 9107, 15505, 45535, 576343, 2881715, 4034401, 20172005]

約数ペア:

[(1, 20172005), (5, 4034401), (7, 2881715), (35, 576343), (443, 45535), (1301, 15505), (2215, 9107), (3101, 6505)]