8965971

素因数分解:

$3^6\times 7^2\times {\mathrm{251}}^1$

素因数の和:283

約数の個数: 42

約数和(自身を含む): 15699852

約数和(自身を除く): 6733881

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 251, 441, 567, 729, 753, 1323, 1701, 1757, 2259, 3969, 5103, 5271, 6777, 11907, 12299, 15813, 20331, 35721, 36897, 47439, 60993, 110691, 142317, 182979, 332073, 426951, 996219, 1280853, 2988657, 8965971]

約数ペア:

[(1, 8965971), (3, 2988657), (7, 1280853), (9, 996219), (21, 426951), (27, 332073), (49, 182979), (63, 142317), (81, 110691), (147, 60993), (189, 47439), (243, 36897), (251, 35721), (441, 20331), (567, 15813), (729, 12299), (753, 11907), (1323, 6777), (1701, 5271), (1757, 5103), (2259, 3969)]