11916009

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2591}}^1$

素因数の和:2677

約数の個数: 24

約数和(自身を含む): 19948032

約数和(自身を除く): 8032023

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 2591, 4599, 7773, 18137, 23319, 54411, 163233, 189143, 567429, 1324001, 1702287, 3972003, 11916009]

約数ペア:

[(1, 11916009), (3, 3972003), (7, 1702287), (9, 1324001), (21, 567429), (63, 189143), (73, 163233), (219, 54411), (511, 23319), (657, 18137), (1533, 7773), (2591, 4599)]