22352561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{157}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 28713024

約数和(自身を除く): 6360463

約数列:

[1, 7, 11, 43, 77, 157, 301, 473, 1099, 1727, 1849, 3311, 6751, 12089, 12943, 20339, 47257, 74261, 142373, 290293, 519827, 2032051, 3193223, 22352561]

約数ペア:

[(1, 22352561), (7, 3193223), (11, 2032051), (43, 519827), (77, 290293), (157, 142373), (301, 74261), (473, 47257), (1099, 20339), (1727, 12943), (1849, 12089), (3311, 6751)]