208021143

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{13327}}^1$

素因数の和:13395

約数の個数: 24

約数和(自身を含む): 311981824

約数和(自身を除く): 103960681

約数列:

[1, 3, 11, 33, 43, 121, 129, 363, 473, 1419, 5203, 13327, 15609, 39981, 146597, 439791, 573061, 1612567, 1719183, 4837701, 6303671, 18911013, 69340381, 208021143]

約数ペア:

[(1, 208021143), (3, 69340381), (11, 18911013), (33, 6303671), (43, 4837701), (121, 1719183), (129, 1612567), (363, 573061), (473, 439791), (1419, 146597), (5203, 39981), (13327, 15609)]