28971729

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{14699}}^1$

素因数の和:14781

約数の個数: 16

約数和(自身を含む): 43512000

約数和(自身を除く): 14540271

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 14699, 44097, 132291, 396873, 1073027, 3219081, 9657243, 28971729]

約数ペア:

[(1, 28971729), (3, 9657243), (9, 3219081), (27, 1073027), (73, 396873), (219, 132291), (657, 44097), (1971, 14699)]