47948517

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 56

約数和(自身を含む): 78617304

約数和(自身を除く): 30668787

約数列:

[1, 3, 9, 17, 27, 51, 53, 73, 81, 153, 159, 219, 243, 459, 477, 657, 729, 901, 1241, 1377, 1431, 1971, 2703, 3723, 3869, 4131, 4293, 5913, 8109, 11169, 11607, 12393, 12879, 17739, 24327, 33507, 34821, 38637, 53217, 65773, 72981, 100521, 104463, 197319, 218943, 301563, 313389, 591957, 656829, 904689, 940167, 1775871, 2820501, 5327613, 15982839, 47948517]

約数ペア:

[(1, 47948517), (3, 15982839), (9, 5327613), (17, 2820501), (27, 1775871), (51, 940167), (53, 904689), (73, 656829), (81, 591957), (153, 313389), (159, 301563), (219, 218943), (243, 197319), (459, 104463), (477, 100521), (657, 72981), (729, 65773), (901, 53217), (1241, 38637), (1377, 34821), (1431, 33507), (1971, 24327), (2703, 17739), (3723, 12879), (3869, 12393), (4131, 11607), (4293, 11169), (5913, 8109)]