123728085

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211501}}^1$

素因数の和:211525

約数の個数: 24

約数和(自身を含む): 230960184

約数和(自身を除く): 107232099

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 211501, 634503, 1057505, 1903509, 2749513, 3172515, 8248539, 9517545, 13747565, 24745617, 41242695, 123728085]

約数ペア:

[(1, 123728085), (3, 41242695), (5, 24745617), (9, 13747565), (13, 9517545), (15, 8248539), (39, 3172515), (45, 2749513), (65, 1903509), (117, 1057505), (195, 634503), (585, 211501)]