28388984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{272971}}^1$

素因数の和:272990

約数の個数: 16

約数和(自身を含む): 57324120

約数和(自身を除く): 28935136

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 272971, 545942, 1091884, 2183768, 3548623, 7097246, 14194492, 28388984]

約数ペア:

[(1, 28388984), (2, 14194492), (4, 7097246), (8, 3548623), (13, 2183768), (26, 1091884), (52, 545942), (104, 272971)]