207600921

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{30391}}^1$

素因数の和:30434

約数の個数: 32

約数和(自身を含む): 350115840

約数和(自身を除く): 142514919

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 6831, 30391, 91173, 273519, 334301, 698993, 820557, 1002903, 2096979, 3008709, 6290937, 7688923, 9026127, 18872811, 23066769, 69200307, 207600921]

約数ペア:

[(1, 207600921), (3, 69200307), (9, 23066769), (11, 18872811), (23, 9026127), (27, 7688923), (33, 6290937), (69, 3008709), (99, 2096979), (207, 1002903), (253, 820557), (297, 698993), (621, 334301), (759, 273519), (2277, 91173), (6831, 30391)]