28410339

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 41117520

約数和(自身を除く): 12707181

約数列:

[1, 3, 19, 37, 57, 111, 361, 703, 709, 1083, 2109, 2127, 13357, 13471, 26233, 40071, 40413, 78699, 255949, 498427, 767847, 1495281, 9470113, 28410339]

約数ペア:

[(1, 28410339), (3, 9470113), (19, 1495281), (37, 767847), (57, 498427), (111, 255949), (361, 78699), (703, 40413), (709, 40071), (1083, 26233), (2109, 13471), (2127, 13357)]