26138021

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1109}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 33659640

約数和(自身を除く): 7521619

約数列:

[1, 7, 13, 37, 49, 91, 259, 481, 637, 1109, 1813, 3367, 7763, 14417, 23569, 41033, 54341, 100919, 287231, 533429, 706433, 2010617, 3734003, 26138021]

約数ペア:

[(1, 26138021), (7, 3734003), (13, 2010617), (37, 706433), (49, 533429), (91, 287231), (259, 100919), (481, 54341), (637, 41033), (1109, 23569), (1813, 14417), (3367, 7763)]