26513721

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11927}}^1$

素因数の和:11965

約数の個数: 24

約数和(自身を含む): 43417920

約数和(自身を除く): 16904199

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 11927, 35781, 107343, 155051, 226613, 465153, 679839, 1395459, 2039517, 2945969, 8837907, 26513721]

約数ペア:

[(1, 26513721), (3, 8837907), (9, 2945969), (13, 2039517), (19, 1395459), (39, 679839), (57, 465153), (117, 226613), (171, 155051), (247, 107343), (741, 35781), (2223, 11927)]