25101999

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2939}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 39595920

約数和(自身を除く): 14493921

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2847, 2939, 8541, 8817, 26451, 38207, 114621, 214547, 343863, 643641, 1930923, 2789111, 8367333, 25101999]

約数ペア:

[(1, 25101999), (3, 8367333), (9, 2789111), (13, 1930923), (39, 643641), (73, 343863), (117, 214547), (219, 114621), (657, 38207), (949, 26451), (2847, 8817), (2939, 8541)]