81392421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1497

約数の個数: 32

約数和(自身を含む): 124185600

約数和(自身を除く): 42793179

約数列:

[1, 3, 11, 33, 41, 43, 123, 129, 451, 473, 1353, 1399, 1419, 1763, 4197, 5289, 15389, 19393, 46167, 57359, 58179, 60157, 172077, 180471, 630949, 661727, 1892847, 1985181, 2466437, 7399311, 27130807, 81392421]

約数ペア:

[(1, 81392421), (3, 27130807), (11, 7399311), (33, 2466437), (41, 1985181), (43, 1892847), (123, 661727), (129, 630949), (451, 180471), (473, 172077), (1353, 60157), (1399, 58179), (1419, 57359), (1763, 46167), (4197, 19393), (5289, 15389)]