643948802

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{2081}}^1$

素因数の和:2175

約数の個数: 48

約数和(自身を含む): 1190837376

約数和(自身を除く): 546888574

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 961, 1426, 1922, 2081, 4162, 4991, 6727, 9982, 13454, 14567, 22103, 29134, 44206, 47863, 64511, 95726, 129022, 154721, 309442, 335041, 451577, 670082, 903154, 1483753, 1999841, 2967506, 3999682, 10386271, 13998887, 20772542, 27997774, 45996343, 91992686, 321974401, 643948802]

約数ペア:

[(1, 643948802), (2, 321974401), (7, 91992686), (14, 45996343), (23, 27997774), (31, 20772542), (46, 13998887), (62, 10386271), (161, 3999682), (217, 2967506), (322, 1999841), (434, 1483753), (713, 903154), (961, 670082), (1426, 451577), (1922, 335041), (2081, 309442), (4162, 154721), (4991, 129022), (6727, 95726), (9982, 64511), (13454, 47863), (14567, 44206), (22103, 29134)]