28971072

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 168

約数和(自身を含む): 92363544

約数和(自身を除く): 63392472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 53, 64, 72, 73, 78, 96, 104, 106, 117, 144, 146, 156, 159, 192, 208, 212, 219, 234, 288, 292, 312, 318, 416, 424, 438, 468, 477, 576, 584, 624, 636, 657, 689, 832, 848, 876, 936, 949, 954, 1168, 1248, 1272, 1314, 1378, 1696, 1752, 1872, 1898, 1908, 2067, 2336, 2496, 2544, 2628, 2756, 2847, 3392, 3504, 3744, 3796, 3816, 3869, 4134, 4672, 5088, 5256, 5512, 5694, 6201, 7008, 7488, 7592, 7632, 7738, 8268, 8541, 10176, 10512, 11024, 11388, 11607, 12402, 14016, 15184, 15264, 15476, 16536, 17082, 21024, 22048, 22776, 23214, 24804, 30368, 30528, 30952, 33072, 34164, 34821, 42048, 44096, 45552, 46428, 49608, 50297, 60736, 61904, 66144, 68328, 69642, 91104, 92856, 99216, 100594, 123808, 132288, 136656, 139284, 150891, 182208, 185712, 198432, 201188, 247616, 273312, 278568, 301782, 371424, 396864, 402376, 452673, 546624, 557136, 603564, 742848, 804752, 905346, 1114272, 1207128, 1609504, 1810692, 2228544, 2414256, 3219008, 3621384, 4828512, 7242768, 9657024, 14485536, 28971072]

約数ペア:

[(1, 28971072), (2, 14485536), (3, 9657024), (4, 7242768), (6, 4828512), (8, 3621384), (9, 3219008), (12, 2414256), (13, 2228544), (16, 1810692), (18, 1609504), (24, 1207128), (26, 1114272), (32, 905346), (36, 804752), (39, 742848), (48, 603564), (52, 557136), (53, 546624), (64, 452673), (72, 402376), (73, 396864), (78, 371424), (96, 301782), (104, 278568), (106, 273312), (117, 247616), (144, 201188), (146, 198432), (156, 185712), (159, 182208), (192, 150891), (208, 139284), (212, 136656), (219, 132288), (234, 123808), (288, 100594), (292, 99216), (312, 92856), (318, 91104), (416, 69642), (424, 68328), (438, 66144), (468, 61904), (477, 60736), (576, 50297), (584, 49608), (624, 46428), (636, 45552), (657, 44096), (689, 42048), (832, 34821), (848, 34164), (876, 33072), (936, 30952), (949, 30528), (954, 30368), (1168, 24804), (1248, 23214), (1272, 22776), (1314, 22048), (1378, 21024), (1696, 17082), (1752, 16536), (1872, 15476), (1898, 15264), (1908, 15184), (2067, 14016), (2336, 12402), (2496, 11607), (2544, 11388), (2628, 11024), (2756, 10512), (2847, 10176), (3392, 8541), (3504, 8268), (3744, 7738), (3796, 7632), (3816, 7592), (3869, 7488), (4134, 7008), (4672, 6201), (5088, 5694), (5256, 5512)]