25978509

素因数分解:

$3^3\times {\mathrm{563}}^1\times {\mathrm{1709}}^1$

素因数の和:2281

約数の個数: 16

約数和(自身を含む): 38577600

約数和(自身を除く): 12599091

約数列:

[1, 3, 9, 27, 563, 1689, 1709, 5067, 5127, 15201, 15381, 46143, 962167, 2886501, 8659503, 25978509]

約数ペア:

[(1, 25978509), (3, 8659503), (9, 2886501), (27, 962167), (563, 46143), (1689, 15381), (1709, 15201), (5067, 5127)]