2591055

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1129}}^1$

素因数の和:1160

約数の個数: 32

約数和(自身を含む): 4881600

約数和(自身を除く): 2290545

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 1129, 2295, 3387, 5645, 10161, 16935, 19193, 30483, 50805, 57579, 95965, 152415, 172737, 287895, 518211, 863685, 2591055]

約数ペア:

[(1, 2591055), (3, 863685), (5, 518211), (9, 287895), (15, 172737), (17, 152415), (27, 95965), (45, 57579), (51, 50805), (85, 30483), (135, 19193), (153, 16935), (255, 10161), (459, 5645), (765, 3387), (1129, 2295)]