26780809

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{9623}}^1$

素因数の和:9668

約数の個数: 12

約数和(自身を含む): 30719808

約数和(自身を除く): 3938999

約数列:

[1, 11, 23, 121, 253, 2783, 9623, 105853, 221329, 1164383, 2434619, 26780809]

約数ペア:

[(1, 26780809), (11, 2434619), (23, 1164383), (121, 221329), (253, 105853), (2783, 9623)]