891285248

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1721}}^1$

素因数の和:1778

約数の個数: 108

約数和(自身を含む): 2161137552

約数和(自身を除く): 1269852304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 289, 448, 476, 544, 578, 896, 952, 1088, 1156, 1721, 1792, 1904, 2023, 2176, 2312, 3442, 3808, 4046, 4352, 4624, 6884, 7616, 8092, 9248, 12047, 13768, 15232, 16184, 18496, 24094, 27536, 29257, 30464, 32368, 36992, 48188, 55072, 58514, 64736, 73984, 96376, 110144, 117028, 129472, 192752, 204799, 220288, 234056, 258944, 385504, 409598, 440576, 468112, 497369, 517888, 771008, 819196, 936224, 994738, 1542016, 1638392, 1872448, 1989476, 3084032, 3276784, 3481583, 3744896, 3978952, 6553568, 6963166, 7489792, 7957904, 13107136, 13926332, 15915808, 26214272, 27852664, 31831616, 52428544, 55705328, 63663232, 111410656, 127326464, 222821312, 445642624, 891285248]

約数ペア:

[(1, 891285248), (2, 445642624), (4, 222821312), (7, 127326464), (8, 111410656), (14, 63663232), (16, 55705328), (17, 52428544), (28, 31831616), (32, 27852664), (34, 26214272), (56, 15915808), (64, 13926332), (68, 13107136), (112, 7957904), (119, 7489792), (128, 6963166), (136, 6553568), (224, 3978952), (238, 3744896), (256, 3481583), (272, 3276784), (289, 3084032), (448, 1989476), (476, 1872448), (544, 1638392), (578, 1542016), (896, 994738), (952, 936224), (1088, 819196), (1156, 771008), (1721, 517888), (1792, 497369), (1904, 468112), (2023, 440576), (2176, 409598), (2312, 385504), (3442, 258944), (3808, 234056), (4046, 220288), (4352, 204799), (4624, 192752), (6884, 129472), (7616, 117028), (8092, 110144), (9248, 96376), (12047, 73984), (13768, 64736), (15232, 58514), (16184, 55072), (18496, 48188), (24094, 36992), (27536, 32368), (29257, 30464)]