2577465

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 5031936

約数和(自身を除く): 2454471

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 123, 127, 165, 205, 369, 381, 451, 495, 615, 635, 1143, 1353, 1397, 1845, 1905, 2255, 4059, 4191, 5207, 5715, 6765, 6985, 12573, 15621, 20295, 20955, 26035, 46863, 57277, 62865, 78105, 171831, 234315, 286385, 515493, 859155, 2577465]

約数ペア:

[(1, 2577465), (3, 859155), (5, 515493), (9, 286385), (11, 234315), (15, 171831), (33, 78105), (41, 62865), (45, 57277), (55, 46863), (99, 26035), (123, 20955), (127, 20295), (165, 15621), (205, 12573), (369, 6985), (381, 6765), (451, 5715), (495, 5207), (615, 4191), (635, 4059), (1143, 2255), (1353, 1905), (1397, 1845)]