201999799309

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{2909}}^1$

素因数の和:3235

約数の個数: 64

約数和(自身を含む): 263794060800

約数和(自身を除く): 61794261491

約数列:

[1, 7, 11, 29, 77, 121, 203, 257, 319, 847, 1331, 1799, 2233, 2827, 2909, 3509, 7453, 9317, 19789, 20363, 24563, 31097, 31999, 38599, 52171, 81983, 84361, 217679, 223993, 270193, 342067, 351989, 573881, 590527, 747613, 901813, 927971, 2394469, 2463923, 3871879, 5233291, 6312691, 6495797, 8223743, 9919943, 10207681, 21680777, 27103153, 57566201, 69439601, 71453767, 90461173, 112284491, 151765439, 238488547, 633228211, 785991437, 995072903, 1669419829, 2623374017, 6965510321, 18363618119, 28857114187, 201999799309]

約数ペア:

[(1, 201999799309), (7, 28857114187), (11, 18363618119), (29, 6965510321), (77, 2623374017), (121, 1669419829), (203, 995072903), (257, 785991437), (319, 633228211), (847, 238488547), (1331, 151765439), (1799, 112284491), (2233, 90461173), (2827, 71453767), (2909, 69439601), (3509, 57566201), (7453, 27103153), (9317, 21680777), (19789, 10207681), (20363, 9919943), (24563, 8223743), (31097, 6495797), (31999, 6312691), (38599, 5233291), (52171, 3871879), (81983, 2463923), (84361, 2394469), (217679, 927971), (223993, 901813), (270193, 747613), (342067, 590527), (351989, 573881)]