27745328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{133391}}^1$

素因数の和:133412

約数の個数: 20

約数和(自身を含む): 57892128

約数和(自身を除く): 30146800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 133391, 266782, 533564, 1067128, 1734083, 2134256, 3468166, 6936332, 13872664, 27745328]

約数ペア:

[(1, 27745328), (2, 13872664), (4, 6936332), (8, 3468166), (13, 2134256), (16, 1734083), (26, 1067128), (52, 533564), (104, 266782), (208, 133391)]