25214469

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{3989}}^1$

素因数の和:4049

約数の個数: 24

約数和(自身を含む): 40027680

約数和(自身を除く): 14813211

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 3989, 6321, 11967, 27923, 83769, 171527, 195461, 514581, 586383, 1200689, 3602067, 8404823, 25214469]

約数ペア:

[(1, 25214469), (3, 8404823), (7, 3602067), (21, 1200689), (43, 586383), (49, 514581), (129, 195461), (147, 171527), (301, 83769), (903, 27923), (2107, 11967), (3989, 6321)]