28872256

素因数分解:

$2^6\times 7^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 84

約数和(自身を含む): 69868288

約数和(自身を除く): 40996032

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 136, 223, 224, 238, 272, 289, 446, 448, 476, 544, 578, 892, 952, 1088, 1156, 1561, 1784, 1904, 2023, 2312, 3122, 3568, 3791, 3808, 4046, 4624, 6244, 7136, 7582, 7616, 8092, 9248, 12488, 14272, 15164, 16184, 18496, 24976, 26537, 30328, 32368, 49952, 53074, 60656, 64447, 64736, 99904, 106148, 121312, 128894, 129472, 212296, 242624, 257788, 424592, 451129, 515576, 849184, 902258, 1031152, 1698368, 1804516, 2062304, 3609032, 4124608, 7218064, 14436128, 28872256]

約数ペア:

[(1, 28872256), (2, 14436128), (4, 7218064), (7, 4124608), (8, 3609032), (14, 2062304), (16, 1804516), (17, 1698368), (28, 1031152), (32, 902258), (34, 849184), (56, 515576), (64, 451129), (68, 424592), (112, 257788), (119, 242624), (136, 212296), (223, 129472), (224, 128894), (238, 121312), (272, 106148), (289, 99904), (446, 64736), (448, 64447), (476, 60656), (544, 53074), (578, 49952), (892, 32368), (952, 30328), (1088, 26537), (1156, 24976), (1561, 18496), (1784, 16184), (1904, 15164), (2023, 14272), (2312, 12488), (3122, 9248), (3568, 8092), (3791, 7616), (3808, 7582), (4046, 7136), (4624, 6244)]