7121812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 13104000

約数和(自身を除く): 5982188

約数列:

[1, 2, 4, 23, 46, 92, 199, 389, 398, 778, 796, 1556, 4577, 8947, 9154, 17894, 18308, 35788, 77411, 154822, 309644, 1780453, 3560906, 7121812]

約数ペア:

[(1, 7121812), (2, 3560906), (4, 1780453), (23, 309644), (46, 154822), (92, 77411), (199, 35788), (389, 18308), (398, 17894), (778, 9154), (796, 8947), (1556, 4577)]