212422945

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{319433}}^1$

素因数の和:319464

約数の個数: 16

約数和(自身を含む): 306656640

約数和(自身を除く): 94233695

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 319433, 1597165, 2236031, 6069227, 11180155, 30346135, 42484589, 212422945]

約数ペア:

[(1, 212422945), (5, 42484589), (7, 30346135), (19, 11180155), (35, 6069227), (95, 2236031), (133, 1597165), (665, 319433)]