131016571

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 166707200

約数和(自身を除く): 35690629

約数列:

[1, 7, 19, 31, 43, 133, 217, 301, 589, 739, 817, 1333, 4123, 5173, 5719, 9331, 14041, 22909, 25327, 31777, 98287, 160363, 177289, 222439, 435271, 603763, 985087, 3046897, 4226341, 6895609, 18716653, 131016571]

約数ペア:

[(1, 131016571), (7, 18716653), (19, 6895609), (31, 4226341), (43, 3046897), (133, 985087), (217, 603763), (301, 435271), (589, 222439), (739, 177289), (817, 160363), (1333, 98287), (4123, 31777), (5173, 25327), (5719, 22909), (9331, 14041)]