86986915

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{929}}^1$

素因数の和:1302

約数の個数: 16

約数和(自身を含む): 106555680

約数和(自身を除く): 19568765

約数列:

[1, 5, 61, 305, 307, 929, 1535, 4645, 18727, 56669, 93635, 283345, 285203, 1426015, 17397383, 86986915]

約数ペア:

[(1, 86986915), (5, 17397383), (61, 1426015), (305, 285203), (307, 283345), (929, 93635), (1535, 56669), (4645, 18727)]