13440861

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1117}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 22324224

約数和(自身を除く): 8883363

約数列:

[1, 3, 7, 9, 21, 63, 191, 573, 1117, 1337, 1719, 3351, 4011, 7819, 10053, 12033, 23457, 70371, 213347, 640041, 1493429, 1920123, 4480287, 13440861]

約数ペア:

[(1, 13440861), (3, 4480287), (7, 1920123), (9, 1493429), (21, 640041), (63, 213347), (191, 70371), (573, 23457), (1117, 12033), (1337, 10053), (1719, 7819), (3351, 4011)]