16516143

素因数分解:

$3^4\times 7^1\times {\mathrm{29129}}^1$

素因数の和:29148

約数の個数: 20

約数和(自身を含む): 28197840

約数和(自身を除く): 11681697

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 29129, 87387, 203903, 262161, 611709, 786483, 1835127, 2359449, 5505381, 16516143]

約数ペア:

[(1, 16516143), (3, 5505381), (7, 2359449), (9, 1835127), (21, 786483), (27, 611709), (63, 262161), (81, 203903), (189, 87387), (567, 29129)]