243729

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:91

約数の個数: 24

約数和(自身を含む): 393120

約数和(自身を除く): 149391

約数列:

[1, 3, 9, 17, 27, 51, 59, 81, 153, 177, 243, 459, 531, 1003, 1377, 1593, 3009, 4131, 4779, 9027, 14337, 27081, 81243, 243729]

約数ペア:

[(1, 243729), (3, 81243), (9, 27081), (17, 14337), (27, 9027), (51, 4779), (59, 4131), (81, 3009), (153, 1593), (177, 1377), (243, 1003), (459, 531)]