47383947

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2647}}^1$

素因数の和:2689

約数の個数: 40

約数和(自身を含む): 80742816

約数和(自身を除く): 33358869

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1053, 1377, 1989, 2647, 5967, 7941, 17901, 23823, 34411, 44999, 71469, 103233, 134997, 214407, 309699, 404991, 584987, 929097, 1214973, 1754961, 2787291, 3644919, 5264883, 15794649, 47383947]

約数ペア:

[(1, 47383947), (3, 15794649), (9, 5264883), (13, 3644919), (17, 2787291), (27, 1754961), (39, 1214973), (51, 929097), (81, 584987), (117, 404991), (153, 309699), (221, 214407), (351, 134997), (459, 103233), (663, 71469), (1053, 44999), (1377, 34411), (1989, 23823), (2647, 17901), (5967, 7941)]