998707336

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:587

約数の個数: 128

約数和(自身を含む): 2280960000

約数和(自身を除く): 1282252664

約数列:

[1, 2, 4, 8, 11, 19, 22, 29, 38, 43, 44, 58, 76, 86, 88, 116, 152, 172, 209, 232, 319, 344, 418, 473, 479, 551, 638, 817, 836, 946, 958, 1102, 1247, 1276, 1634, 1672, 1892, 1916, 2204, 2494, 2552, 3268, 3784, 3832, 4408, 4988, 5269, 6061, 6536, 8987, 9101, 9976, 10538, 12122, 13717, 13891, 17974, 18202, 20597, 21076, 23693, 24244, 27434, 27782, 35948, 36404, 41194, 42152, 47386, 48488, 54868, 55564, 71896, 72808, 82388, 94772, 100111, 109736, 111128, 152801, 164776, 189544, 200222, 226567, 260623, 263929, 305602, 391343, 400444, 453134, 521246, 527858, 597313, 611204, 782686, 800888, 906268, 1042492, 1055716, 1194626, 1222408, 1565372, 1812536, 2084984, 2111432, 2389252, 2903219, 3130744, 4304773, 4778504, 5806438, 6570443, 8609546, 11348947, 11612876, 13140886, 17219092, 22697894, 23225752, 26281772, 34438184, 45395788, 52563544, 90791576, 124838417, 249676834, 499353668, 998707336]

約数ペア:

[(1, 998707336), (2, 499353668), (4, 249676834), (8, 124838417), (11, 90791576), (19, 52563544), (22, 45395788), (29, 34438184), (38, 26281772), (43, 23225752), (44, 22697894), (58, 17219092), (76, 13140886), (86, 11612876), (88, 11348947), (116, 8609546), (152, 6570443), (172, 5806438), (209, 4778504), (232, 4304773), (319, 3130744), (344, 2903219), (418, 2389252), (473, 2111432), (479, 2084984), (551, 1812536), (638, 1565372), (817, 1222408), (836, 1194626), (946, 1055716), (958, 1042492), (1102, 906268), (1247, 800888), (1276, 782686), (1634, 611204), (1672, 597313), (1892, 527858), (1916, 521246), (2204, 453134), (2494, 400444), (2552, 391343), (3268, 305602), (3784, 263929), (3832, 260623), (4408, 226567), (4988, 200222), (5269, 189544), (6061, 164776), (6536, 152801), (8987, 111128), (9101, 109736), (9976, 100111), (10538, 94772), (12122, 82388), (13717, 72808), (13891, 71896), (17974, 55564), (18202, 54868), (20597, 48488), (21076, 47386), (23693, 42152), (24244, 41194), (27434, 36404), (27782, 35948)]