207868986

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2971}}^1$

素因数の和:3028

約数の個数: 72

約数和(自身を含む): 509067936

約数和(自身を除く): 301198950

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 169, 207, 234, 299, 338, 414, 507, 598, 897, 1014, 1521, 1794, 2691, 2971, 3042, 3887, 5382, 5942, 7774, 8913, 11661, 17826, 23322, 26739, 34983, 38623, 53478, 68333, 69966, 77246, 115869, 136666, 204999, 231738, 347607, 409998, 502099, 614997, 695214, 888329, 1004198, 1229994, 1506297, 1776658, 2664987, 3012594, 4518891, 5329974, 7994961, 9037782, 11548277, 15989922, 23096554, 34644831, 69289662, 103934493, 207868986]

約数ペア:

[(1, 207868986), (2, 103934493), (3, 69289662), (6, 34644831), (9, 23096554), (13, 15989922), (18, 11548277), (23, 9037782), (26, 7994961), (39, 5329974), (46, 4518891), (69, 3012594), (78, 2664987), (117, 1776658), (138, 1506297), (169, 1229994), (207, 1004198), (234, 888329), (299, 695214), (338, 614997), (414, 502099), (507, 409998), (598, 347607), (897, 231738), (1014, 204999), (1521, 136666), (1794, 115869), (2691, 77246), (2971, 69966), (3042, 68333), (3887, 53478), (5382, 38623), (5942, 34983), (7774, 26739), (8913, 23322), (11661, 17826)]