25491567381

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1365449}}^1$

素因数の和:1365593

約数の個数: 24

約数和(自身を含む): 39849292800

約数和(自身を除く): 14357725419

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 889, 2667, 6223, 18669, 1365449, 4096347, 9558143, 28674429, 66907001, 173412023, 200721003, 520236069, 1213884161, 3641652483, 8497189127, 25491567381]

約数ペア:

[(1, 25491567381), (3, 8497189127), (7, 3641652483), (21, 1213884161), (49, 520236069), (127, 200721003), (147, 173412023), (381, 66907001), (889, 28674429), (2667, 9558143), (6223, 4096347), (18669, 1365449)]