171920907

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{172093}}^1$

素因数の和:172139

約数の個数: 16

約数和(自身を含む): 261582880

約数和(自身を除く): 89661973

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 172093, 516279, 1548837, 4646511, 6367441, 19102323, 57306969, 171920907]

約数ペア:

[(1, 171920907), (3, 57306969), (9, 19102323), (27, 6367441), (37, 4646511), (111, 1548837), (333, 516279), (999, 172093)]