13038255

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 23849280

約数和(自身を除く): 10811025

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 97, 103, 145, 261, 291, 309, 435, 485, 515, 873, 927, 1305, 1455, 1545, 2813, 2987, 4365, 4635, 8439, 8961, 9991, 14065, 14935, 25317, 26883, 29973, 42195, 44805, 49955, 89919, 126585, 134415, 149865, 289739, 449595, 869217, 1448695, 2607651, 4346085, 13038255]

約数ペア:

[(1, 13038255), (3, 4346085), (5, 2607651), (9, 1448695), (15, 869217), (29, 449595), (45, 289739), (87, 149865), (97, 134415), (103, 126585), (145, 89919), (261, 49955), (291, 44805), (309, 42195), (435, 29973), (485, 26883), (515, 25317), (873, 14935), (927, 14065), (1305, 9991), (1455, 8961), (1545, 8439), (2813, 4635), (2987, 4365)]