123659809

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1933}}^1$

素因数の和:2009

約数の個数: 32

約数和(自身を含む): 164622080

約数和(自身を除く): 40962271

約数列:

[1, 7, 13, 19, 37, 91, 133, 247, 259, 481, 703, 1729, 1933, 3367, 4921, 9139, 13531, 25129, 36727, 63973, 71521, 175903, 257089, 477451, 500647, 929773, 1358899, 3342157, 6508411, 9512293, 17665687, 123659809]

約数ペア:

[(1, 123659809), (7, 17665687), (13, 9512293), (19, 6508411), (37, 3342157), (91, 1358899), (133, 929773), (247, 500647), (259, 477451), (481, 257089), (703, 175903), (1729, 71521), (1933, 63973), (3367, 36727), (4921, 25129), (9139, 13531)]