56159307

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 90604800

約数和(自身を除く): 34445493

約数列:

[1, 3, 9, 19, 23, 57, 69, 109, 131, 171, 207, 327, 393, 437, 981, 1179, 1311, 2071, 2489, 2507, 3013, 3933, 6213, 7467, 7521, 9039, 14279, 18639, 22401, 22563, 27117, 42837, 47633, 57247, 128511, 142899, 171741, 271301, 328417, 428697, 515223, 813903, 985251, 2441709, 2955753, 6239923, 18719769, 56159307]

約数ペア:

[(1, 56159307), (3, 18719769), (9, 6239923), (19, 2955753), (23, 2441709), (57, 985251), (69, 813903), (109, 515223), (131, 428697), (171, 328417), (207, 271301), (327, 171741), (393, 142899), (437, 128511), (981, 57247), (1179, 47633), (1311, 42837), (2071, 27117), (2489, 22563), (2507, 22401), (3013, 18639), (3933, 14279), (6213, 9039), (7467, 7521)]