28295344

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 74044368

約数和(自身を除く): 45749024

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 112, 119, 136, 154, 176, 187, 193, 196, 238, 272, 308, 374, 386, 392, 476, 539, 616, 748, 772, 784, 833, 952, 1078, 1232, 1309, 1351, 1496, 1544, 1666, 1904, 2123, 2156, 2618, 2702, 2992, 3088, 3281, 3332, 4246, 4312, 5236, 5404, 6562, 6664, 8492, 8624, 9163, 9457, 10472, 10808, 13124, 13328, 14861, 16984, 18326, 18914, 20944, 21616, 22967, 26248, 29722, 33968, 36091, 36652, 37828, 45934, 52496, 59444, 72182, 73304, 75656, 91868, 104027, 118888, 144364, 146608, 151312, 160769, 183736, 208054, 237776, 252637, 288728, 321538, 367472, 416108, 505274, 577456, 643076, 832216, 1010548, 1286152, 1664432, 1768459, 2021096, 2572304, 3536918, 4042192, 7073836, 14147672, 28295344]

約数ペア:

[(1, 28295344), (2, 14147672), (4, 7073836), (7, 4042192), (8, 3536918), (11, 2572304), (14, 2021096), (16, 1768459), (17, 1664432), (22, 1286152), (28, 1010548), (34, 832216), (44, 643076), (49, 577456), (56, 505274), (68, 416108), (77, 367472), (88, 321538), (98, 288728), (112, 252637), (119, 237776), (136, 208054), (154, 183736), (176, 160769), (187, 151312), (193, 146608), (196, 144364), (238, 118888), (272, 104027), (308, 91868), (374, 75656), (386, 73304), (392, 72182), (476, 59444), (539, 52496), (616, 45934), (748, 37828), (772, 36652), (784, 36091), (833, 33968), (952, 29722), (1078, 26248), (1232, 22967), (1309, 21616), (1351, 20944), (1496, 18914), (1544, 18326), (1666, 16984), (1904, 14861), (2123, 13328), (2156, 13124), (2618, 10808), (2702, 10472), (2992, 9457), (3088, 9163), (3281, 8624), (3332, 8492), (4246, 6664), (4312, 6562), (5236, 5404)]