18317331

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 27612624

約数和(自身を除く): 9295293

約数列:

[1, 3, 9, 37, 67, 111, 201, 333, 603, 821, 2463, 2479, 7389, 7437, 22311, 30377, 55007, 91131, 165021, 273393, 495063, 2035259, 6105777, 18317331]

約数ペア:

[(1, 18317331), (3, 6105777), (9, 2035259), (37, 495063), (67, 273393), (111, 165021), (201, 91131), (333, 55007), (603, 30377), (821, 22311), (2463, 7437), (2479, 7389)]