27640185

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42853}}^1$

素因数の和:42904

約数の個数: 16

約数和(自身を含む): 45253824

約数和(自身を除く): 17613639

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 42853, 128559, 214265, 642795, 1842679, 5528037, 9213395, 27640185]

約数ペア:

[(1, 27640185), (3, 9213395), (5, 5528037), (15, 1842679), (43, 642795), (129, 214265), (215, 128559), (645, 42853)]