207521225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{193043}}^1$

素因数の和:193096

約数の個数: 12

約数和(自身を含む): 263312016

約数和(自身を除く): 55790791

約数列:

[1, 5, 25, 43, 215, 1075, 193043, 965215, 4826075, 8300849, 41504245, 207521225]

約数ペア:

[(1, 207521225), (5, 41504245), (25, 8300849), (43, 4826075), (215, 965215), (1075, 193043)]