80803251

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:921

約数の個数: 40

約数和(自身を含む): 128066400

約数和(自身を除く): 47263149

約数列:

[1, 3, 9, 27, 29, 41, 81, 87, 123, 261, 369, 783, 839, 1107, 1189, 2349, 2517, 3321, 3567, 7551, 10701, 22653, 24331, 32103, 34399, 67959, 72993, 96309, 103197, 218979, 309591, 656937, 928773, 997571, 1970811, 2786319, 2992713, 8978139, 26934417, 80803251]

約数ペア:

[(1, 80803251), (3, 26934417), (9, 8978139), (27, 2992713), (29, 2786319), (41, 1970811), (81, 997571), (87, 928773), (123, 656937), (261, 309591), (369, 218979), (783, 103197), (839, 96309), (1107, 72993), (1189, 67959), (2349, 34399), (2517, 32103), (3321, 24331), (3567, 22653), (7551, 10701)]