25213845

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2543}}^1$

素因数の和:3212

約数の個数: 16

約数和(自身を含む): 40419072

約数和(自身を除く): 15205227

約数列:

[1, 3, 5, 15, 661, 1983, 2543, 3305, 7629, 9915, 12715, 38145, 1680923, 5042769, 8404615, 25213845]

約数ペア:

[(1, 25213845), (3, 8404615), (5, 5042769), (15, 1680923), (661, 38145), (1983, 12715), (2543, 9915), (3305, 7629)]