28240179

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 44167680

約数和(自身を除く): 15927501

約数列:

[1, 3, 11, 17, 33, 51, 71, 187, 213, 561, 709, 781, 1207, 2127, 2343, 3621, 7799, 12053, 13277, 23397, 36159, 39831, 50339, 132583, 151017, 397749, 553729, 855763, 1661187, 2567289, 9413393, 28240179]

約数ペア:

[(1, 28240179), (3, 9413393), (11, 2567289), (17, 1661187), (33, 855763), (51, 553729), (71, 397749), (187, 151017), (213, 132583), (561, 50339), (709, 39831), (781, 36159), (1207, 23397), (2127, 13277), (2343, 12053), (3621, 7799)]