28013365

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2371}}^1$

素因数の和:2532

約数の個数: 16

約数和(自身を含む): 35864640

約数和(自身を除く): 7851275

約数列:

[1, 5, 17, 85, 139, 695, 2363, 2371, 11815, 11855, 40307, 201535, 329569, 1647845, 5602673, 28013365]

約数ペア:

[(1, 28013365), (5, 5602673), (17, 1647845), (85, 329569), (139, 201535), (695, 40307), (2363, 11855), (2371, 11815)]