3939159

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:355

約数の個数: 24

約数和(自身を含む): 6187008

約数和(自身を除く): 2247849

約数列:

[1, 3, 7, 21, 49, 127, 147, 211, 381, 633, 889, 1477, 2667, 4431, 6223, 10339, 18669, 26797, 31017, 80391, 187579, 562737, 1313053, 3939159]

約数ペア:

[(1, 3939159), (3, 1313053), (7, 562737), (21, 187579), (49, 80391), (127, 31017), (147, 26797), (211, 18669), (381, 10339), (633, 6223), (889, 4431), (1477, 2667)]