42678209

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1777}}^1$

素因数の和:1904

約数の個数: 16

約数和(自身を含む): 50523648

約数和(自身を除く): 7845439

約数列:

[1, 7, 47, 73, 329, 511, 1777, 3431, 12439, 24017, 83519, 129721, 584633, 908047, 6096887, 42678209]

約数ペア:

[(1, 42678209), (7, 6096887), (47, 908047), (73, 584633), (329, 129721), (511, 83519), (1777, 24017), (3431, 12439)]