30972861

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:383

約数の個数: 40

約数和(自身を含む): 49762944

約数和(自身を除く): 18790083

約数列:

[1, 3, 9, 17, 27, 51, 81, 83, 153, 249, 271, 459, 747, 813, 1377, 1411, 2241, 2439, 4233, 4607, 6723, 7317, 12699, 13821, 21951, 22493, 38097, 41463, 67479, 114291, 124389, 202437, 373167, 382381, 607311, 1147143, 1821933, 3441429, 10324287, 30972861]

約数ペア:

[(1, 30972861), (3, 10324287), (9, 3441429), (17, 1821933), (27, 1147143), (51, 607311), (81, 382381), (83, 373167), (153, 202437), (249, 124389), (271, 114291), (459, 67479), (747, 41463), (813, 38097), (1377, 22493), (1411, 21951), (2241, 13821), (2439, 12699), (4233, 7317), (4607, 6723)]