2509155

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 4908384

約数和(自身を除く): 2399229

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 137, 165, 185, 333, 407, 411, 495, 555, 685, 1221, 1233, 1507, 1665, 2035, 2055, 3663, 4521, 5069, 6105, 6165, 7535, 13563, 15207, 18315, 22605, 25345, 45621, 55759, 67815, 76035, 167277, 228105, 278795, 501831, 836385, 2509155]

約数ペア:

[(1, 2509155), (3, 836385), (5, 501831), (9, 278795), (11, 228105), (15, 167277), (33, 76035), (37, 67815), (45, 55759), (55, 45621), (99, 25345), (111, 22605), (137, 18315), (165, 15207), (185, 13563), (333, 7535), (407, 6165), (411, 6105), (495, 5069), (555, 4521), (685, 3663), (1221, 2055), (1233, 2035), (1507, 1665)]