40021487

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 44928000

約数和(自身を除く): 4906513

約数列:

[1, 11, 47, 199, 389, 517, 2189, 4279, 9353, 18283, 77411, 102883, 201113, 851521, 3638317, 40021487]

約数ペア:

[(1, 40021487), (11, 3638317), (47, 851521), (199, 201113), (389, 102883), (517, 77411), (2189, 18283), (4279, 9353)]