729729729

素因数分解:

$3^7\times {\mathrm{333667}}^1$

素因数の和:333688

約数の個数: 16

約数和(自身を含む): 1094431040

約数和(自身を除く): 364701311

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 333667, 1001001, 3003003, 9009009, 27027027, 81081081, 243243243, 729729729]

約数ペア:

[(1, 729729729), (3, 243243243), (9, 81081081), (27, 27027027), (81, 9009009), (243, 3003003), (729, 1001001), (2187, 333667)]