12455261

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19553}}^1$

素因数の和:19580

約数の個数: 12

約数和(自身を含む): 15604092

約数和(自身を除く): 3148831

約数列:

[1, 7, 13, 49, 91, 637, 19553, 136871, 254189, 958097, 1779323, 12455261]

約数ペア:

[(1, 12455261), (7, 1779323), (13, 958097), (49, 254189), (91, 136871), (637, 19553)]