28570905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57719}}^1$

素因数の和:57741

約数の個数: 24

約数和(自身を含む): 54025920

約数和(自身を除く): 25455015

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 57719, 173157, 288595, 519471, 634909, 865785, 1904727, 2597355, 3174545, 5714181, 9523635, 28570905]

約数ペア:

[(1, 28570905), (3, 9523635), (5, 5714181), (9, 3174545), (11, 2597355), (15, 1904727), (33, 865785), (45, 634909), (55, 519471), (99, 288595), (165, 173157), (495, 57719)]