8987559

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 14446080

約数和(自身を除く): 5458521

約数列:

[1, 3, 7, 21, 37, 43, 111, 129, 259, 269, 301, 777, 807, 903, 1591, 1883, 4773, 5649, 9953, 11137, 11567, 29859, 33411, 34701, 69671, 80969, 209013, 242907, 427979, 1283937, 2995853, 8987559]

約数ペア:

[(1, 8987559), (3, 2995853), (7, 1283937), (21, 427979), (37, 242907), (43, 209013), (111, 80969), (129, 69671), (259, 34701), (269, 33411), (301, 29859), (777, 11567), (807, 11137), (903, 9953), (1591, 5649), (1883, 4773)]