28787904

素因数分解:

$2^6\times 3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:135

約数の個数: 168

約数和(自身を含む): 89867232

約数和(自身を除く): 61079328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 41, 46, 48, 53, 64, 69, 72, 82, 92, 96, 106, 123, 138, 144, 159, 164, 184, 192, 207, 212, 246, 276, 288, 318, 328, 368, 369, 414, 424, 477, 492, 552, 576, 636, 656, 736, 738, 828, 848, 943, 954, 984, 1104, 1219, 1272, 1312, 1472, 1476, 1656, 1696, 1886, 1908, 1968, 2173, 2208, 2438, 2544, 2624, 2829, 2952, 3312, 3392, 3657, 3772, 3816, 3936, 4346, 4416, 4876, 5088, 5658, 5904, 6519, 6624, 7314, 7544, 7632, 7872, 8487, 8692, 9752, 10176, 10971, 11316, 11808, 13038, 13248, 14628, 15088, 15264, 16974, 17384, 19504, 19557, 21942, 22632, 23616, 26076, 29256, 30176, 30528, 33948, 34768, 39008, 39114, 43884, 45264, 49979, 52152, 58512, 60352, 67896, 69536, 78016, 78228, 87768, 90528, 99958, 104304, 117024, 135792, 139072, 149937, 156456, 175536, 181056, 199916, 208608, 234048, 271584, 299874, 312912, 351072, 399832, 417216, 449811, 543168, 599748, 625824, 702144, 799664, 899622, 1199496, 1251648, 1599328, 1799244, 2398992, 3198656, 3598488, 4797984, 7196976, 9595968, 14393952, 28787904]

約数ペア:

[(1, 28787904), (2, 14393952), (3, 9595968), (4, 7196976), (6, 4797984), (8, 3598488), (9, 3198656), (12, 2398992), (16, 1799244), (18, 1599328), (23, 1251648), (24, 1199496), (32, 899622), (36, 799664), (41, 702144), (46, 625824), (48, 599748), (53, 543168), (64, 449811), (69, 417216), (72, 399832), (82, 351072), (92, 312912), (96, 299874), (106, 271584), (123, 234048), (138, 208608), (144, 199916), (159, 181056), (164, 175536), (184, 156456), (192, 149937), (207, 139072), (212, 135792), (246, 117024), (276, 104304), (288, 99958), (318, 90528), (328, 87768), (368, 78228), (369, 78016), (414, 69536), (424, 67896), (477, 60352), (492, 58512), (552, 52152), (576, 49979), (636, 45264), (656, 43884), (736, 39114), (738, 39008), (828, 34768), (848, 33948), (943, 30528), (954, 30176), (984, 29256), (1104, 26076), (1219, 23616), (1272, 22632), (1312, 21942), (1472, 19557), (1476, 19504), (1656, 17384), (1696, 16974), (1886, 15264), (1908, 15088), (1968, 14628), (2173, 13248), (2208, 13038), (2438, 11808), (2544, 11316), (2624, 10971), (2829, 10176), (2952, 9752), (3312, 8692), (3392, 8487), (3657, 7872), (3772, 7632), (3816, 7544), (3936, 7314), (4346, 6624), (4416, 6519), (4876, 5904), (5088, 5658)]