25516845

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{13187}}^1$

素因数の和:13241

約数の個数: 24

約数和(自身を含む): 45261216

約数和(自身を除く): 19744371

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 13187, 39561, 65935, 118683, 197805, 567041, 593415, 1701123, 2835205, 5103369, 8505615, 25516845]

約数ペア:

[(1, 25516845), (3, 8505615), (5, 5103369), (9, 2835205), (15, 1701123), (43, 593415), (45, 567041), (129, 197805), (215, 118683), (387, 65935), (645, 39561), (1935, 13187)]