25220442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{323339}}^1$

素因数の和:323357

約数の個数: 16

約数和(自身を含む): 54321120

約数和(自身を除く): 29100678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 323339, 646678, 970017, 1940034, 4203407, 8406814, 12610221, 25220442]

約数ペア:

[(1, 25220442), (2, 12610221), (3, 8406814), (6, 4203407), (13, 1940034), (26, 970017), (39, 646678), (78, 323339)]