16771419

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 29213184

約数和(自身を除く): 12441765

約数列:

[1, 3, 7, 9, 21, 41, 43, 63, 123, 129, 151, 287, 301, 369, 387, 453, 861, 903, 1057, 1359, 1763, 2583, 2709, 3171, 5289, 6191, 6493, 9513, 12341, 15867, 18573, 19479, 37023, 43337, 45451, 55719, 58437, 111069, 130011, 136353, 266213, 390033, 409059, 798639, 1863491, 2395917, 5590473, 16771419]

約数ペア:

[(1, 16771419), (3, 5590473), (7, 2395917), (9, 1863491), (21, 798639), (41, 409059), (43, 390033), (63, 266213), (123, 136353), (129, 130011), (151, 111069), (287, 58437), (301, 55719), (369, 45451), (387, 43337), (453, 37023), (861, 19479), (903, 18573), (1057, 15867), (1359, 12341), (1763, 9513), (2583, 6493), (2709, 6191), (3171, 5289)]