81059655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2503}}^1$

素因数の和:2655

約数の個数: 32

約数和(自身を含む): 138461184

約数和(自身を除く): 57401529

約数列:

[1, 3, 5, 15, 17, 51, 85, 127, 255, 381, 635, 1905, 2159, 2503, 6477, 7509, 10795, 12515, 32385, 37545, 42551, 127653, 212755, 317881, 638265, 953643, 1589405, 4768215, 5403977, 16211931, 27019885, 81059655]

約数ペア:

[(1, 81059655), (3, 27019885), (5, 16211931), (15, 5403977), (17, 4768215), (51, 1589405), (85, 953643), (127, 638265), (255, 317881), (381, 212755), (635, 127653), (1905, 42551), (2159, 37545), (2503, 32385), (6477, 12515), (7509, 10795)]