27894965

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2777}}^1$

素因数の和:2837

約数の個数: 24

約数和(自身を含む): 39903192

約数和(自身を除く): 12008227

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1435, 2009, 2777, 10045, 13885, 19439, 97195, 113857, 136073, 569285, 680365, 796999, 3984995, 5578993, 27894965]

約数ペア:

[(1, 27894965), (5, 5578993), (7, 3984995), (35, 796999), (41, 680365), (49, 569285), (205, 136073), (245, 113857), (287, 97195), (1435, 19439), (2009, 13885), (2777, 10045)]