28403128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{273107}}^1$

素因数の和:273126

約数の個数: 16

約数和(自身を含む): 57352680

約数和(自身を除く): 28949552

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 273107, 546214, 1092428, 2184856, 3550391, 7100782, 14201564, 28403128]

約数ペア:

[(1, 28403128), (2, 14201564), (4, 7100782), (8, 3550391), (13, 2184856), (26, 1092428), (52, 546214), (104, 273107)]