7822395

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 16323840

約数和(自身を除く): 8501445

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1307, 1995, 3921, 5985, 6535, 9149, 11763, 19605, 24833, 27447, 45745, 58815, 74499, 82341, 124165, 137235, 173831, 223497, 372495, 411705, 521493, 869155, 1117485, 1564479, 2607465, 7822395]

約数ペア:

[(1, 7822395), (3, 2607465), (5, 1564479), (7, 1117485), (9, 869155), (15, 521493), (19, 411705), (21, 372495), (35, 223497), (45, 173831), (57, 137235), (63, 124165), (95, 82341), (105, 74499), (133, 58815), (171, 45745), (285, 27447), (315, 24833), (399, 19605), (665, 11763), (855, 9149), (1197, 6535), (1307, 5985), (1995, 3921)]