15289897

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 18135040

約数和(自身を除く): 2845143

約数列:

[1, 7, 43, 79, 301, 553, 643, 3397, 4501, 23779, 27649, 50797, 193543, 355579, 2184271, 15289897]

約数ペア:

[(1, 15289897), (7, 2184271), (43, 355579), (79, 193543), (301, 50797), (553, 27649), (643, 23779), (3397, 4501)]