1271768841

素因数分解:

$3^2\times 7^1\times {\mathrm{2801}}^1\times {\mathrm{7207}}^1$

素因数の和:10021

約数の個数: 24

約数和(自身を含む): 2100468864

約数和(自身を除く): 828700023

約数列:

[1, 3, 7, 9, 21, 63, 2801, 7207, 8403, 19607, 21621, 25209, 50449, 58821, 64863, 151347, 176463, 454041, 20186807, 60560421, 141307649, 181681263, 423922947, 1271768841]

約数ペア:

[(1, 1271768841), (3, 423922947), (7, 181681263), (9, 141307649), (21, 60560421), (63, 20186807), (2801, 454041), (7207, 176463), (8403, 151347), (19607, 64863), (21621, 58821), (25209, 50449)]