407924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 795648

約数和(自身を除く): 387724

約数列:

[1, 2, 4, 11, 22, 44, 73, 127, 146, 254, 292, 508, 803, 1397, 1606, 2794, 3212, 5588, 9271, 18542, 37084, 101981, 203962, 407924]

約数ペア:

[(1, 407924), (2, 203962), (4, 101981), (11, 37084), (22, 18542), (44, 9271), (73, 5588), (127, 3212), (146, 2794), (254, 1606), (292, 1397), (508, 803)]