2004872511

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{128939}}^1$

素因数の和:129086

約数の個数: 16

約数和(自身を含む): 2747969280

約数和(自身を除く): 743096769

約数列:

[1, 3, 71, 73, 213, 219, 5183, 15549, 128939, 386817, 9154669, 9412547, 27464007, 28237641, 668290837, 2004872511]

約数ペア:

[(1, 2004872511), (3, 668290837), (71, 28237641), (73, 27464007), (213, 9412547), (219, 9154669), (5183, 386817), (15549, 128939)]