209898308

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{6323}}^1$

素因数の和:6563

約数の個数: 24

約数和(自身を含む): 377871648

約数和(自身を除く): 167973340

約数列:

[1, 2, 4, 43, 86, 172, 193, 386, 772, 6323, 8299, 12646, 16598, 25292, 33196, 271889, 543778, 1087556, 1220339, 2440678, 4881356, 52474577, 104949154, 209898308]

約数ペア:

[(1, 209898308), (2, 104949154), (4, 52474577), (43, 4881356), (86, 2440678), (172, 1220339), (193, 1087556), (386, 543778), (772, 271889), (6323, 33196), (8299, 25292), (12646, 16598)]