73164987

素因数分解:

$3^2\times 7^3\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 124862400

約数和(自身を除く): 51697413

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 173, 343, 411, 441, 519, 959, 1029, 1211, 1233, 1557, 2877, 3087, 3633, 6713, 8477, 8631, 10899, 20139, 23701, 25431, 46991, 59339, 60417, 71103, 76293, 140973, 165907, 178017, 213309, 422919, 497721, 534051, 1161349, 1493163, 3484047, 8129443, 10452141, 24388329, 73164987]

約数ペア:

[(1, 73164987), (3, 24388329), (7, 10452141), (9, 8129443), (21, 3484047), (49, 1493163), (63, 1161349), (137, 534051), (147, 497721), (173, 422919), (343, 213309), (411, 178017), (441, 165907), (519, 140973), (959, 76293), (1029, 71103), (1211, 60417), (1233, 59339), (1557, 46991), (2877, 25431), (3087, 23701), (3633, 20139), (6713, 10899), (8477, 8631)]