16690779

素因数分解:

$3^4\times 7^1\times {\mathrm{29437}}^1$

素因数の和:29456

約数の個数: 20

約数和(自身を含む): 28495984

約数和(自身を除く): 11805205

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 29437, 88311, 206059, 264933, 618177, 794799, 1854531, 2384397, 5563593, 16690779]

約数ペア:

[(1, 16690779), (3, 5563593), (7, 2384397), (9, 1854531), (21, 794799), (27, 618177), (63, 264933), (81, 206059), (189, 88311), (567, 29437)]