27485913

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 48390720

約数和(自身を除く): 20904807

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 399, 637, 741, 757, 931, 1729, 1911, 2271, 2793, 5187, 5299, 9841, 12103, 14383, 15897, 29523, 36309, 37093, 43149, 68887, 100681, 111279, 186979, 206661, 302043, 482209, 560937, 704767, 1308853, 1446627, 2114301, 3926559, 9161971, 27485913]

約数ペア:

[(1, 27485913), (3, 9161971), (7, 3926559), (13, 2114301), (19, 1446627), (21, 1308853), (39, 704767), (49, 560937), (57, 482209), (91, 302043), (133, 206661), (147, 186979), (247, 111279), (273, 100681), (399, 68887), (637, 43149), (741, 37093), (757, 36309), (931, 29523), (1729, 15897), (1911, 14383), (2271, 12103), (2793, 9841), (5187, 5299)]