31517222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 54259200

約数和(自身を除く): 22741978

約数列:

[1, 2, 11, 22, 23, 46, 199, 253, 313, 398, 506, 626, 2189, 3443, 4378, 4577, 6886, 7199, 9154, 14398, 50347, 62287, 79189, 100694, 124574, 158378, 685157, 1370314, 1432601, 2865202, 15758611, 31517222]

約数ペア:

[(1, 31517222), (2, 15758611), (11, 2865202), (22, 1432601), (23, 1370314), (46, 685157), (199, 158378), (253, 124574), (313, 100694), (398, 79189), (506, 62287), (626, 50347), (2189, 14398), (3443, 9154), (4378, 7199), (4577, 6886)]