82457739

素因数分解:

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

素因数の和:809

約数の個数: 72

約数和(自身を含む): 157269840

約数和(自身を除く): 74812101

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 49, 57, 63, 91, 117, 133, 147, 171, 247, 273, 399, 441, 637, 741, 757, 819, 931, 1197, 1729, 1911, 2223, 2271, 2793, 5187, 5299, 5733, 6813, 8379, 9841, 12103, 14383, 15561, 15897, 29523, 36309, 37093, 43149, 47691, 68887, 88569, 100681, 108927, 111279, 129447, 186979, 206661, 302043, 333837, 482209, 560937, 619983, 704767, 906129, 1308853, 1446627, 1682811, 2114301, 3926559, 4339881, 6342903, 9161971, 11779677, 27485913, 82457739]

約数ペア:

[(1, 82457739), (3, 27485913), (7, 11779677), (9, 9161971), (13, 6342903), (19, 4339881), (21, 3926559), (39, 2114301), (49, 1682811), (57, 1446627), (63, 1308853), (91, 906129), (117, 704767), (133, 619983), (147, 560937), (171, 482209), (247, 333837), (273, 302043), (399, 206661), (441, 186979), (637, 129447), (741, 111279), (757, 108927), (819, 100681), (931, 88569), (1197, 68887), (1729, 47691), (1911, 43149), (2223, 37093), (2271, 36309), (2793, 29523), (5187, 15897), (5299, 15561), (5733, 14383), (6813, 12103), (8379, 9841)]