1179781421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1933}}^1$

素因数の和:2325

約数の個数: 32

約数和(自身を含む): 1533584640

約数和(自身を除く): 353803219

約数列:

[1, 7, 13, 19, 91, 133, 247, 353, 1729, 1933, 2471, 4589, 6707, 13531, 25129, 32123, 36727, 46949, 87191, 175903, 257089, 477451, 610337, 682349, 3342157, 4776443, 8870537, 12964631, 62093759, 90752417, 168540203, 1179781421]

約数ペア:

[(1, 1179781421), (7, 168540203), (13, 90752417), (19, 62093759), (91, 12964631), (133, 8870537), (247, 4776443), (353, 3342157), (1729, 682349), (1933, 610337), (2471, 477451), (4589, 257089), (6707, 175903), (13531, 87191), (25129, 46949), (32123, 36727)]