222550419

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 381588480

約数和(自身を除く): 159038061

約数列:

[1, 3, 7, 13, 21, 39, 41, 59, 91, 123, 177, 273, 287, 337, 413, 533, 767, 861, 1011, 1239, 1599, 2301, 2359, 2419, 3731, 4381, 5369, 7077, 7257, 11193, 13143, 13817, 16107, 16933, 19883, 30667, 31447, 41451, 50799, 59649, 92001, 94341, 96719, 139181, 179621, 220129, 258479, 290157, 417543, 538863, 660387, 775437, 815203, 1257347, 1809353, 2445609, 3772041, 5428059, 5706421, 10597639, 17119263, 31792917, 74183473, 222550419]

約数ペア:

[(1, 222550419), (3, 74183473), (7, 31792917), (13, 17119263), (21, 10597639), (39, 5706421), (41, 5428059), (59, 3772041), (91, 2445609), (123, 1809353), (177, 1257347), (273, 815203), (287, 775437), (337, 660387), (413, 538863), (533, 417543), (767, 290157), (861, 258479), (1011, 220129), (1239, 179621), (1599, 139181), (2301, 96719), (2359, 94341), (2419, 92001), (3731, 59649), (4381, 50799), (5369, 41451), (7077, 31447), (7257, 30667), (11193, 19883), (13143, 16933), (13817, 16107)]