2019080115

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1987}}^1$

素因数の和:2210

約数の個数: 80

約数和(自身を含む): 3919970208

約数和(自身を除く): 1900890093

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 193, 195, 351, 405, 579, 585, 965, 1053, 1737, 1755, 1987, 2509, 2895, 5211, 5265, 5961, 7527, 8685, 9935, 12545, 15633, 17883, 22581, 25831, 26055, 29805, 37635, 53649, 67743, 77493, 78165, 89415, 112905, 129155, 160947, 203229, 232479, 268245, 338715, 383491, 387465, 697437, 804735, 1016145, 1150473, 1162395, 1917455, 2092311, 3451419, 3487185, 4985383, 5752365, 10354257, 10461555, 14956149, 17257095, 24926915, 31062771, 44868447, 51771285, 74780745, 134605341, 155313855, 224342235, 403816023, 673026705, 2019080115]

約数ペア:

[(1, 2019080115), (3, 673026705), (5, 403816023), (9, 224342235), (13, 155313855), (15, 134605341), (27, 74780745), (39, 51771285), (45, 44868447), (65, 31062771), (81, 24926915), (117, 17257095), (135, 14956149), (193, 10461555), (195, 10354257), (351, 5752365), (405, 4985383), (579, 3487185), (585, 3451419), (965, 2092311), (1053, 1917455), (1737, 1162395), (1755, 1150473), (1987, 1016145), (2509, 804735), (2895, 697437), (5211, 387465), (5265, 383491), (5961, 338715), (7527, 268245), (8685, 232479), (9935, 203229), (12545, 160947), (15633, 129155), (17883, 112905), (22581, 89415), (25831, 78165), (26055, 77493), (29805, 67743), (37635, 53649)]