28877492

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 67092480

約数和(自身を除く): 38214988

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 31, 34, 38, 62, 68, 76, 103, 119, 124, 133, 206, 217, 238, 266, 323, 412, 434, 476, 527, 532, 589, 646, 721, 868, 1054, 1178, 1292, 1442, 1751, 1957, 2108, 2261, 2356, 2884, 3193, 3502, 3689, 3914, 4123, 4522, 6386, 7004, 7378, 7828, 8246, 9044, 10013, 12257, 12772, 13699, 14756, 16492, 20026, 22351, 24514, 27398, 33269, 40052, 44702, 49028, 54281, 54796, 60667, 66538, 70091, 89404, 108562, 121334, 133076, 140182, 217124, 232883, 242668, 280364, 379967, 424669, 465766, 759934, 849338, 931532, 1031339, 1519868, 1698676, 2062678, 4125356, 7219373, 14438746, 28877492]

約数ペア:

[(1, 28877492), (2, 14438746), (4, 7219373), (7, 4125356), (14, 2062678), (17, 1698676), (19, 1519868), (28, 1031339), (31, 931532), (34, 849338), (38, 759934), (62, 465766), (68, 424669), (76, 379967), (103, 280364), (119, 242668), (124, 232883), (133, 217124), (206, 140182), (217, 133076), (238, 121334), (266, 108562), (323, 89404), (412, 70091), (434, 66538), (476, 60667), (527, 54796), (532, 54281), (589, 49028), (646, 44702), (721, 40052), (868, 33269), (1054, 27398), (1178, 24514), (1292, 22351), (1442, 20026), (1751, 16492), (1957, 14756), (2108, 13699), (2261, 12772), (2356, 12257), (2884, 10013), (3193, 9044), (3502, 8246), (3689, 7828), (3914, 7378), (4123, 7004), (4522, 6386)]