66657249

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{11273}}^1$

素因数の和:11358

約数の個数: 20

約数和(自身を含む): 100947396

約数和(自身を除く): 34290147

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 11273, 33819, 101457, 304371, 822929, 913113, 2468787, 7406361, 22219083, 66657249]

約数ペア:

[(1, 66657249), (3, 22219083), (9, 7406361), (27, 2468787), (73, 913113), (81, 822929), (219, 304371), (657, 101457), (1971, 33819), (5913, 11273)]