12465981

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{823}}^1$

素因数の和:863

約数の個数: 40

約数和(自身を含む): 21536064

約数和(自身を除く): 9070083

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 823, 891, 1377, 1683, 2469, 5049, 7407, 9053, 13991, 15147, 22221, 27159, 41973, 66663, 81477, 125919, 153901, 244431, 377757, 461703, 733293, 1133271, 1385109, 4155327, 12465981]

約数ペア:

[(1, 12465981), (3, 4155327), (9, 1385109), (11, 1133271), (17, 733293), (27, 461703), (33, 377757), (51, 244431), (81, 153901), (99, 125919), (153, 81477), (187, 66663), (297, 41973), (459, 27159), (561, 22221), (823, 15147), (891, 13991), (1377, 9053), (1683, 7407), (2469, 5049)]