28876588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1091}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 54578160

約数和(自身を除く): 25701572

約数列:

[1, 2, 4, 13, 26, 52, 509, 1018, 1091, 2036, 2182, 4364, 6617, 13234, 14183, 26468, 28366, 56732, 555319, 1110638, 2221276, 7219147, 14438294, 28876588]

約数ペア:

[(1, 28876588), (2, 14438294), (4, 7219147), (13, 2221276), (26, 1110638), (52, 555319), (509, 56732), (1018, 28366), (1091, 26468), (2036, 14183), (2182, 13234), (4364, 6617)]