127641129

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 217621440

約数和(自身を除く): 89980311

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 193, 231, 409, 539, 579, 1227, 1351, 1617, 2123, 2863, 4053, 4499, 6369, 8589, 9457, 13497, 14861, 20041, 28371, 31493, 44583, 60123, 78937, 94479, 104027, 220451, 236811, 312081, 552559, 661353, 868307, 1657677, 2604921, 3867913, 6078149, 11603739, 18234447, 42547043, 127641129]

約数ペア:

[(1, 127641129), (3, 42547043), (7, 18234447), (11, 11603739), (21, 6078149), (33, 3867913), (49, 2604921), (77, 1657677), (147, 868307), (193, 661353), (231, 552559), (409, 312081), (539, 236811), (579, 220451), (1227, 104027), (1351, 94479), (1617, 78937), (2123, 60123), (2863, 44583), (4053, 31493), (4499, 28371), (6369, 20041), (8589, 14861), (9457, 13497)]