25423517

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 7235683

約数列:

[1, 7, 17, 29, 53, 119, 139, 203, 371, 493, 901, 973, 1537, 2363, 3451, 4031, 6307, 7367, 10759, 16541, 26129, 28217, 51569, 68527, 125239, 182903, 213643, 479689, 876673, 1495501, 3631931, 25423517]

約数ペア:

[(1, 25423517), (7, 3631931), (17, 1495501), (29, 876673), (53, 479689), (119, 213643), (139, 182903), (203, 125239), (371, 68527), (493, 51569), (901, 28217), (973, 26129), (1537, 16541), (2363, 10759), (3451, 7367), (4031, 6307)]