242794989

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2603

約数の個数: 40

約数和(自身を含む): 384504120

約数和(自身を除く): 141709131

約数列:

[1, 3, 9, 27, 29, 41, 81, 87, 123, 261, 369, 783, 1107, 1189, 2349, 2521, 3321, 3567, 7563, 10701, 22689, 32103, 68067, 73109, 96309, 103361, 204201, 219327, 310083, 657981, 930249, 1973943, 2790747, 2997469, 5921829, 8372241, 8992407, 26977221, 80931663, 242794989]

約数ペア:

[(1, 242794989), (3, 80931663), (9, 26977221), (27, 8992407), (29, 8372241), (41, 5921829), (81, 2997469), (87, 2790747), (123, 1973943), (261, 930249), (369, 657981), (783, 310083), (1107, 219327), (1189, 204201), (2349, 103361), (2521, 96309), (3321, 73109), (3567, 68067), (7563, 32103), (10701, 22689)]