208568121

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{2207}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 298256640

約数和(自身を除く): 89688519

約数列:

[1, 3, 17, 51, 109, 289, 327, 867, 1853, 2207, 5559, 6621, 31501, 37519, 94503, 112557, 240563, 637823, 721689, 1913469, 4089571, 12268713, 69522707, 208568121]

約数ペア:

[(1, 208568121), (3, 69522707), (17, 12268713), (51, 4089571), (109, 1913469), (289, 721689), (327, 637823), (867, 240563), (1853, 112557), (2207, 94503), (5559, 37519), (6621, 31501)]