66686139

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{189989}}^1$

素因数の和:190011

約数の個数: 16

約数和(自身を含む): 106394400

約数和(自身を除く): 39708261

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 189989, 569967, 1709901, 2469857, 5129703, 7409571, 22228713, 66686139]

約数ペア:

[(1, 66686139), (3, 22228713), (9, 7409571), (13, 5129703), (27, 2469857), (39, 1709901), (117, 569967), (351, 189989)]