7854561

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 14152320

約数和(自身を除く): 6297759

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 143, 153, 187, 221, 359, 429, 561, 663, 1077, 1287, 1683, 1989, 2431, 3231, 3949, 4667, 6103, 7293, 11847, 14001, 18309, 21879, 35541, 42003, 51337, 54927, 67133, 79339, 154011, 201399, 238017, 462033, 604197, 714051, 872729, 2618187, 7854561]

約数ペア:

[(1, 7854561), (3, 2618187), (9, 872729), (11, 714051), (13, 604197), (17, 462033), (33, 238017), (39, 201399), (51, 154011), (99, 79339), (117, 67133), (143, 54927), (153, 51337), (187, 42003), (221, 35541), (359, 21879), (429, 18309), (561, 14001), (663, 11847), (1077, 7293), (1287, 6103), (1683, 4667), (1989, 3949), (2431, 3231)]