3847743

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{709}}^1$

素因数の和:788

約数の個数: 20

約数和(自身を含む): 5841880

約数和(自身を除く): 1994137

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 709, 1809, 2127, 5427, 6381, 19143, 47503, 57429, 142509, 427527, 1282581, 3847743]

約数ペア:

[(1, 3847743), (3, 1282581), (9, 427527), (27, 142509), (67, 57429), (81, 47503), (201, 19143), (603, 6381), (709, 5427), (1809, 2127)]