81766341

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 130253760

約数和(自身を除く): 48487419

約数列:

[1, 3, 9, 27, 29, 41, 81, 87, 123, 243, 261, 283, 369, 783, 849, 1107, 1189, 2349, 2547, 3321, 3567, 7047, 7641, 8207, 9963, 10701, 11603, 22923, 24621, 32103, 34809, 68769, 73863, 96309, 104427, 221589, 288927, 313281, 336487, 664767, 939843, 1009461, 1994301, 2819529, 3028383, 9085149, 27255447, 81766341]

約数ペア:

[(1, 81766341), (3, 27255447), (9, 9085149), (27, 3028383), (29, 2819529), (41, 1994301), (81, 1009461), (87, 939843), (123, 664767), (243, 336487), (261, 313281), (283, 288927), (369, 221589), (783, 104427), (849, 96309), (1107, 73863), (1189, 68769), (2349, 34809), (2547, 32103), (3321, 24621), (3567, 22923), (7047, 11603), (7641, 10701), (8207, 9963)]