2110311

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 3843840

約数和(自身を除く): 1733529

約数列:

[1, 3, 7, 9, 19, 21, 41, 43, 57, 63, 123, 129, 133, 171, 287, 301, 369, 387, 399, 779, 817, 861, 903, 1197, 1763, 2337, 2451, 2583, 2709, 5289, 5453, 5719, 7011, 7353, 12341, 15867, 16359, 17157, 33497, 37023, 49077, 51471, 100491, 111069, 234479, 301473, 703437, 2110311]

約数ペア:

[(1, 2110311), (3, 703437), (7, 301473), (9, 234479), (19, 111069), (21, 100491), (41, 51471), (43, 49077), (57, 37023), (63, 33497), (123, 17157), (129, 16359), (133, 15867), (171, 12341), (287, 7353), (301, 7011), (369, 5719), (387, 5453), (399, 5289), (779, 2709), (817, 2583), (861, 2451), (903, 2337), (1197, 1763)]