12139803

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 20500480

約数和(自身を除く): 8360677

約数列:

[1, 3, 9, 13, 19, 39, 43, 57, 117, 127, 129, 171, 247, 381, 387, 559, 741, 817, 1143, 1651, 1677, 2223, 2413, 2451, 4953, 5031, 5461, 7239, 7353, 10621, 14859, 16383, 21717, 31369, 31863, 49149, 70993, 94107, 95589, 103759, 212979, 282321, 311277, 638937, 933831, 1348867, 4046601, 12139803]

約数ペア:

[(1, 12139803), (3, 4046601), (9, 1348867), (13, 933831), (19, 638937), (39, 311277), (43, 282321), (57, 212979), (117, 103759), (127, 95589), (129, 94107), (171, 70993), (247, 49149), (381, 31863), (387, 31369), (559, 21717), (741, 16383), (817, 14859), (1143, 10621), (1651, 7353), (1677, 7239), (2223, 5461), (2413, 5031), (2451, 4953)]