989180208

素因数分解:

$2^4\times 3^3\times {\mathrm{821}}^1\times {\mathrm{2789}}^1$

素因数の和:3627

約数の個数: 80

約数和(自身を含む): 2843791200

約数和(自身を除く): 1854610992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 821, 1642, 2463, 2789, 3284, 4926, 5578, 6568, 7389, 8367, 9852, 11156, 13136, 14778, 16734, 19704, 22167, 22312, 25101, 29556, 33468, 39408, 44334, 44624, 50202, 59112, 66936, 75303, 88668, 100404, 118224, 133872, 150606, 177336, 200808, 301212, 354672, 401616, 602424, 1204848, 2289769, 4579538, 6869307, 9159076, 13738614, 18318152, 20607921, 27477228, 36636304, 41215842, 54954456, 61823763, 82431684, 109908912, 123647526, 164863368, 247295052, 329726736, 494590104, 989180208]

約数ペア:

[(1, 989180208), (2, 494590104), (3, 329726736), (4, 247295052), (6, 164863368), (8, 123647526), (9, 109908912), (12, 82431684), (16, 61823763), (18, 54954456), (24, 41215842), (27, 36636304), (36, 27477228), (48, 20607921), (54, 18318152), (72, 13738614), (108, 9159076), (144, 6869307), (216, 4579538), (432, 2289769), (821, 1204848), (1642, 602424), (2463, 401616), (2789, 354672), (3284, 301212), (4926, 200808), (5578, 177336), (6568, 150606), (7389, 133872), (8367, 118224), (9852, 100404), (11156, 88668), (13136, 75303), (14778, 66936), (16734, 59112), (19704, 50202), (22167, 44624), (22312, 44334), (25101, 39408), (29556, 33468)]