12581364481

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1\times {\mathrm{2237}}^1$

素因数の和:2641

約数の個数: 32

約数和(自身を含む): 15171706368

約数和(自身を除く): 2590341887

約数列:

[1, 7, 23, 161, 181, 193, 1267, 1351, 2237, 4163, 4439, 15659, 29141, 31073, 34933, 51451, 244531, 360157, 404897, 431741, 803459, 2834279, 3022187, 5624213, 9312631, 9930043, 65188417, 69510301, 78145121, 547015847, 1797337783, 12581364481]

約数ペア:

[(1, 12581364481), (7, 1797337783), (23, 547015847), (161, 78145121), (181, 69510301), (193, 65188417), (1267, 9930043), (1351, 9312631), (2237, 5624213), (4163, 3022187), (4439, 2834279), (15659, 803459), (29141, 431741), (31073, 404897), (34933, 360157), (51451, 244531)]