25581855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7717}}^1$

素因数の和:7755

約数の個数: 32

約数和(自身を含む): 46678464

約数和(自身を除く): 21096609

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 7717, 23151, 38585, 100321, 115755, 131189, 300963, 393567, 501605, 655945, 1504815, 1705457, 1967835, 5116371, 8527285, 25581855]

約数ペア:

[(1, 25581855), (3, 8527285), (5, 5116371), (13, 1967835), (15, 1705457), (17, 1504815), (39, 655945), (51, 501605), (65, 393567), (85, 300963), (195, 131189), (221, 115755), (255, 100321), (663, 38585), (1105, 23151), (3315, 7717)]