15156477

素因数分解:

$3^4\times 7^1\times {\mathrm{26731}}^1$

素因数の和:26750

約数の個数: 20

約数和(自身を含む): 25876576

約数和(自身を除く): 10720099

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 26731, 80193, 187117, 240579, 561351, 721737, 1684053, 2165211, 5052159, 15156477]

約数ペア:

[(1, 15156477), (3, 5052159), (7, 2165211), (9, 1684053), (21, 721737), (27, 561351), (63, 240579), (81, 187117), (189, 80193), (567, 26731)]