2178701691

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1\times {\mathrm{701}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 3108456000

約数和(自身を除く): 929754309

約数列:

[1, 3, 17, 51, 149, 409, 447, 701, 1227, 2103, 2533, 6953, 7599, 11917, 20859, 35751, 60941, 104449, 182823, 286709, 313347, 860127, 1035997, 1775633, 3107991, 4874053, 5326899, 14622159, 42719641, 128158923, 726233897, 2178701691]

約数ペア:

[(1, 2178701691), (3, 726233897), (17, 128158923), (51, 42719641), (149, 14622159), (409, 5326899), (447, 4874053), (701, 3107991), (1227, 1775633), (2103, 1035997), (2533, 860127), (6953, 313347), (7599, 286709), (11917, 182823), (20859, 104449), (35751, 60941)]