18144729

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13177}}^1$

素因数の和:13206

約数の個数: 20

約数和(自身を含む): 28701684

約数和(自身を除く): 10556955

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13177, 39531, 118593, 224009, 355779, 672027, 1067337, 2016081, 6048243, 18144729]

約数ペア:

[(1, 18144729), (3, 6048243), (9, 2016081), (17, 1067337), (27, 672027), (51, 355779), (81, 224009), (153, 118593), (459, 39531), (1377, 13177)]