26978077

素因数分解:

$7^2\times {\mathrm{401}}^1\times {\mathrm{1373}}^1$

素因数の和:1788

約数の個数: 12

約数和(自身を含む): 31483836

約数和(自身を除く): 4505759

約数列:

[1, 7, 49, 401, 1373, 2807, 9611, 19649, 67277, 550573, 3854011, 26978077]

約数ペア:

[(1, 26978077), (7, 3854011), (49, 550573), (401, 67277), (1373, 19649), (2807, 9611)]