2217897

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 3583008

約数和(自身を除く): 1365111

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 521, 1419, 1563, 4257, 4689, 5731, 17193, 22403, 51579, 67209, 201627, 246433, 739299, 2217897]

約数ペア:

[(1, 2217897), (3, 739299), (9, 246433), (11, 201627), (33, 67209), (43, 51579), (99, 22403), (129, 17193), (387, 5731), (473, 4689), (521, 4257), (1419, 1563)]