2804445

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 5765760

約数和(自身を除く): 2961315

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 307, 315, 435, 609, 921, 1015, 1305, 1535, 1827, 2149, 2763, 3045, 4605, 6447, 8903, 9135, 10745, 13815, 19341, 26709, 32235, 44515, 62321, 80127, 96705, 133545, 186963, 311605, 400635, 560889, 934815, 2804445]

約数ペア:

[(1, 2804445), (3, 934815), (5, 560889), (7, 400635), (9, 311605), (15, 186963), (21, 133545), (29, 96705), (35, 80127), (45, 62321), (63, 44515), (87, 32235), (105, 26709), (145, 19341), (203, 13815), (261, 10745), (307, 9135), (315, 8903), (435, 6447), (609, 4605), (921, 3045), (1015, 2763), (1305, 2149), (1535, 1827)]