28354664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2647}}^1$

素因数の和:2769

約数の個数: 32

約数和(自身を含む): 57832320

約数和(自身を除く): 29477656

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 2647, 2678, 5294, 5356, 10588, 10712, 21176, 34411, 68822, 137644, 272641, 275288, 545282, 1090564, 2181128, 3544333, 7088666, 14177332, 28354664]

約数ペア:

[(1, 28354664), (2, 14177332), (4, 7088666), (8, 3544333), (13, 2181128), (26, 1090564), (52, 545282), (103, 275288), (104, 272641), (206, 137644), (412, 68822), (824, 34411), (1339, 21176), (2647, 10712), (2678, 10588), (5294, 5356)]