217542021

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{23369}}^1$

素因数の和:23508

約数の個数: 16

約数和(自身を含む): 302875200

約数和(自身を除く): 85333179

約数列:

[1, 3, 29, 87, 107, 321, 3103, 9309, 23369, 70107, 677701, 2033103, 2500483, 7501449, 72514007, 217542021]

約数ペア:

[(1, 217542021), (3, 72514007), (29, 7501449), (87, 2500483), (107, 2033103), (321, 677701), (3103, 70107), (9309, 23369)]