26981805

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5569}}^1$

素因数の和:5613

約数の個数: 32

約数和(自身を含む): 48124800

約数和(自身を除く): 21142995

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 5569, 16707, 27845, 83535, 94673, 105811, 284019, 317433, 473365, 529055, 1420095, 1587165, 1798787, 5396361, 8993935, 26981805]

約数ペア:

[(1, 26981805), (3, 8993935), (5, 5396361), (15, 1798787), (17, 1587165), (19, 1420095), (51, 529055), (57, 473365), (85, 317433), (95, 284019), (255, 105811), (285, 94673), (323, 83535), (969, 27845), (1615, 16707), (4845, 5569)]