8991238

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{313}}^1$

素因数の和:639

約数の個数: 16

約数和(自身を含む): 13836096

約数和(自身を除く): 4844858

約数列:

[1, 2, 53, 106, 271, 313, 542, 626, 14363, 16589, 28726, 33178, 84823, 169646, 4495619, 8991238]

約数ペア:

[(1, 8991238), (2, 4495619), (53, 169646), (106, 84823), (271, 33178), (313, 28726), (542, 16589), (626, 14363)]