25506728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{245257}}^1$

素因数の和:245276

約数の個数: 16

約数和(自身を含む): 51504180

約数和(自身を除く): 25997452

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 245257, 490514, 981028, 1962056, 3188341, 6376682, 12753364, 25506728]

約数ペア:

[(1, 25506728), (2, 12753364), (4, 6376682), (8, 3188341), (13, 1962056), (26, 981028), (52, 490514), (104, 245257)]