199369328

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1601}}^1$

素因数の和:1833

約数の個数: 40

約数和(自身を含む): 397693296

約数和(自身を除く): 198323968

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 181, 344, 362, 688, 724, 1448, 1601, 2896, 3202, 6404, 7783, 12808, 15566, 25616, 31132, 62264, 68843, 124528, 137686, 275372, 289781, 550744, 579562, 1101488, 1159124, 2318248, 4636496, 12460583, 24921166, 49842332, 99684664, 199369328]

約数ペア:

[(1, 199369328), (2, 99684664), (4, 49842332), (8, 24921166), (16, 12460583), (43, 4636496), (86, 2318248), (172, 1159124), (181, 1101488), (344, 579562), (362, 550744), (688, 289781), (724, 275372), (1448, 137686), (1601, 124528), (2896, 68843), (3202, 62264), (6404, 31132), (7783, 25616), (12808, 15566)]