66456639

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{34667}}^1$

素因数の和:34747

約数の個数: 16

約数和(自身を含む): 99843840

約数和(自身を除く): 33387201

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 34667, 104001, 312003, 936009, 2461357, 7384071, 22152213, 66456639]

約数ペア:

[(1, 66456639), (3, 22152213), (9, 7384071), (27, 2461357), (71, 936009), (213, 312003), (639, 104001), (1917, 34667)]