18785601

素因数分解:

$3^6\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 28

約数和(自身を含む): 28632228

約数和(自身を除く): 9846627

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 353, 657, 729, 1059, 1971, 3177, 5913, 9531, 17739, 25769, 28593, 53217, 77307, 85779, 231921, 257337, 695763, 2087289, 6261867, 18785601]

約数ペア:

[(1, 18785601), (3, 6261867), (9, 2087289), (27, 695763), (73, 257337), (81, 231921), (219, 85779), (243, 77307), (353, 53217), (657, 28593), (729, 25769), (1059, 17739), (1971, 9531), (3177, 5913)]