25515256

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{245339}}^1$

素因数の和:245358

約数の個数: 16

約数和(自身を含む): 51521400

約数和(自身を除く): 26006144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 245339, 490678, 981356, 1962712, 3189407, 6378814, 12757628, 25515256]

約数ペア:

[(1, 25515256), (2, 12757628), (4, 6378814), (8, 3189407), (13, 1962712), (26, 981356), (52, 490678), (104, 245339)]