25986961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1997}}^1$

素因数の和:2041

約数の個数: 24

約数和(自身を含む): 35100864

約数和(自身を除く): 9113903

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 1001, 1183, 1859, 1997, 13013, 13979, 21967, 25961, 153769, 181727, 285571, 337493, 1998997, 2362451, 3712423, 25986961]

約数ペア:

[(1, 25986961), (7, 3712423), (11, 2362451), (13, 1998997), (77, 337493), (91, 285571), (143, 181727), (169, 153769), (1001, 25961), (1183, 21967), (1859, 13979), (1997, 13013)]