55223019

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{28807}}^1$

素因数の和:28887

約数の個数: 16

約数和(自身を含む): 82967040

約数和(自身を除く): 27744021

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 28807, 86421, 259263, 777789, 2045297, 6135891, 18407673, 55223019]

約数ペア:

[(1, 55223019), (3, 18407673), (9, 6135891), (27, 2045297), (71, 777789), (213, 259263), (639, 86421), (1917, 28807)]