67804989

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1777}}^1$

素因数の和:1889

約数の個数: 32

約数和(自身を含む): 109240320

約数和(自身を除く): 41435331

約数列:

[1, 3, 7, 21, 23, 69, 79, 161, 237, 483, 553, 1659, 1777, 1817, 5331, 5451, 12439, 12719, 37317, 38157, 40871, 122613, 140383, 286097, 421149, 858291, 982681, 2948043, 3228809, 9686427, 22601663, 67804989]

約数ペア:

[(1, 67804989), (3, 22601663), (7, 9686427), (21, 3228809), (23, 2948043), (69, 982681), (79, 858291), (161, 421149), (237, 286097), (483, 140383), (553, 122613), (1659, 40871), (1777, 38157), (1817, 37317), (5331, 12719), (5451, 12439)]