27489861

素因数分解:

$3^6\times 7^1\times {\mathrm{5387}}^1$

素因数の和:5412

約数の個数: 28

約数和(自身を含む): 47112672

約数和(自身を除く): 19622811

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 5387, 16161, 37709, 48483, 113127, 145449, 339381, 436347, 1018143, 1309041, 3054429, 3927123, 9163287, 27489861]

約数ペア:

[(1, 27489861), (3, 9163287), (7, 3927123), (9, 3054429), (21, 1309041), (27, 1018143), (63, 436347), (81, 339381), (189, 145449), (243, 113127), (567, 48483), (729, 37709), (1701, 16161), (5103, 5387)]