25260284

素因数分解:

$2^2\times 7^2\times {\mathrm{128879}}^1$

素因数の和:128897

約数の個数: 18

約数和(自身を含む): 51423120

約数和(自身を除く): 26162836

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 128879, 257758, 515516, 902153, 1804306, 3608612, 6315071, 12630142, 25260284]

約数ペア:

[(1, 25260284), (2, 12630142), (4, 6315071), (7, 3608612), (14, 1804306), (28, 902153), (49, 515516), (98, 257758), (196, 128879)]