17280495

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2803}}^1$

素因数の和:2951

約数の個数: 24

約数和(自身を含む): 30182256

約数和(自身を除く): 12901761

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 2803, 6165, 8409, 14015, 25227, 42045, 126135, 384011, 1152033, 1920055, 3456099, 5760165, 17280495]

約数ペア:

[(1, 17280495), (3, 5760165), (5, 3456099), (9, 1920055), (15, 1152033), (45, 384011), (137, 126135), (411, 42045), (685, 25227), (1233, 14015), (2055, 8409), (2803, 6165)]