1393188608

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^2\times {\mathrm{809}}^1$

素因数の和:894

約数の個数: 108

約数和(自身を含む): 3288101040

約数和(自身を除く): 1894912432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 809, 868, 896, 961, 992, 1618, 1736, 1792, 1922, 1984, 3236, 3472, 3844, 3968, 5663, 6472, 6727, 6944, 7688, 7936, 11326, 12944, 13454, 13888, 15376, 22652, 25079, 25888, 26908, 27776, 30752, 45304, 50158, 51776, 53816, 55552, 61504, 90608, 100316, 103552, 107632, 123008, 175553, 181216, 200632, 207104, 215264, 246016, 351106, 362432, 401264, 430528, 702212, 724864, 777449, 802528, 861056, 1404424, 1449728, 1554898, 1605056, 1722112, 2808848, 3109796, 3210112, 5442143, 5617696, 6219592, 6420224, 10884286, 11235392, 12439184, 21768572, 22470784, 24878368, 43537144, 44941568, 49756736, 87074288, 99513472, 174148576, 199026944, 348297152, 696594304, 1393188608]

約数ペア:

[(1, 1393188608), (2, 696594304), (4, 348297152), (7, 199026944), (8, 174148576), (14, 99513472), (16, 87074288), (28, 49756736), (31, 44941568), (32, 43537144), (56, 24878368), (62, 22470784), (64, 21768572), (112, 12439184), (124, 11235392), (128, 10884286), (217, 6420224), (224, 6219592), (248, 5617696), (256, 5442143), (434, 3210112), (448, 3109796), (496, 2808848), (809, 1722112), (868, 1605056), (896, 1554898), (961, 1449728), (992, 1404424), (1618, 861056), (1736, 802528), (1792, 777449), (1922, 724864), (1984, 702212), (3236, 430528), (3472, 401264), (3844, 362432), (3968, 351106), (5663, 246016), (6472, 215264), (6727, 207104), (6944, 200632), (7688, 181216), (7936, 175553), (11326, 123008), (12944, 107632), (13454, 103552), (13888, 100316), (15376, 90608), (22652, 61504), (25079, 55552), (25888, 53816), (26908, 51776), (27776, 50158), (30752, 45304)]