54213921

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1303}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 85125120

約数和(自身を除く): 30911199

約数列:

[1, 3, 9, 23, 27, 67, 69, 201, 207, 603, 621, 1303, 1541, 1809, 3909, 4623, 11727, 13869, 29969, 35181, 41607, 87301, 89907, 261903, 269721, 785709, 809163, 2007923, 2357127, 6023769, 18071307, 54213921]

約数ペア:

[(1, 54213921), (3, 18071307), (9, 6023769), (23, 2357127), (27, 2007923), (67, 809163), (69, 785709), (201, 269721), (207, 261903), (603, 89907), (621, 87301), (1303, 41607), (1541, 35181), (1809, 29969), (3909, 13869), (4623, 11727)]