28517104

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 69995520

約数和(自身を除く): 41478416

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 79, 88, 112, 154, 158, 176, 293, 308, 316, 553, 586, 616, 632, 869, 1106, 1172, 1232, 1264, 1738, 2051, 2212, 2344, 3223, 3476, 4102, 4424, 4688, 6083, 6446, 6952, 8204, 8848, 12166, 12892, 13904, 16408, 22561, 23147, 24332, 25784, 32816, 45122, 46294, 48664, 51568, 90244, 92588, 97328, 162029, 180488, 185176, 254617, 324058, 360976, 370352, 509234, 648116, 1018468, 1296232, 1782319, 2036936, 2592464, 3564638, 4073872, 7129276, 14258552, 28517104]

約数ペア:

[(1, 28517104), (2, 14258552), (4, 7129276), (7, 4073872), (8, 3564638), (11, 2592464), (14, 2036936), (16, 1782319), (22, 1296232), (28, 1018468), (44, 648116), (56, 509234), (77, 370352), (79, 360976), (88, 324058), (112, 254617), (154, 185176), (158, 180488), (176, 162029), (293, 97328), (308, 92588), (316, 90244), (553, 51568), (586, 48664), (616, 46294), (632, 45122), (869, 32816), (1106, 25784), (1172, 24332), (1232, 23147), (1264, 22561), (1738, 16408), (2051, 13904), (2212, 12892), (2344, 12166), (3223, 8848), (3476, 8204), (4102, 6952), (4424, 6446), (4688, 6083)]