858456243

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{6367}}^1$

素因数の和:6655

約数の個数: 24

約数和(自身を含む): 1263614976

約数和(自身を除く): 405158733

約数列:

[1, 3, 9, 71, 211, 213, 633, 639, 1899, 6367, 14981, 19101, 44943, 57303, 134829, 452057, 1343437, 1356171, 4030311, 4068513, 12090933, 95384027, 286152081, 858456243]

約数ペア:

[(1, 858456243), (3, 286152081), (9, 95384027), (71, 12090933), (211, 4068513), (213, 4030311), (633, 1356171), (639, 1343437), (1899, 452057), (6367, 134829), (14981, 57303), (19101, 44943)]