51391683

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1223}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 91653120

約数和(自身を除く): 40261437

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 69, 87, 161, 203, 207, 261, 483, 609, 667, 1223, 1449, 1827, 2001, 3669, 4669, 6003, 8561, 11007, 14007, 25683, 28129, 35467, 42021, 77049, 84387, 106401, 196903, 248269, 253161, 319203, 590709, 744807, 815741, 1772127, 2234421, 2447223, 5710187, 7341669, 17130561, 51391683]

約数ペア:

[(1, 51391683), (3, 17130561), (7, 7341669), (9, 5710187), (21, 2447223), (23, 2234421), (29, 1772127), (63, 815741), (69, 744807), (87, 590709), (161, 319203), (203, 253161), (207, 248269), (261, 196903), (483, 106401), (609, 84387), (667, 77049), (1223, 42021), (1449, 35467), (1827, 28129), (2001, 25683), (3669, 14007), (4669, 11007), (6003, 8561)]