138812751

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2903}}^1$

素因数の和:2953

約数の個数: 64

約数和(自身を含む): 267632640

約数和(自身を除く): 128819889

約数列:

[1, 3, 7, 9, 11, 21, 23, 27, 33, 63, 69, 77, 99, 161, 189, 207, 231, 253, 297, 483, 621, 693, 759, 1449, 1771, 2079, 2277, 2903, 4347, 5313, 6831, 8709, 15939, 20321, 26127, 31933, 47817, 60963, 66769, 78381, 95799, 182889, 200307, 223531, 287397, 467383, 548667, 600921, 670593, 734459, 862191, 1402149, 1802763, 2011779, 2203377, 4206447, 5141213, 6035337, 6610131, 12619341, 15423639, 19830393, 46270917, 138812751]

約数ペア:

[(1, 138812751), (3, 46270917), (7, 19830393), (9, 15423639), (11, 12619341), (21, 6610131), (23, 6035337), (27, 5141213), (33, 4206447), (63, 2203377), (69, 2011779), (77, 1802763), (99, 1402149), (161, 862191), (189, 734459), (207, 670593), (231, 600921), (253, 548667), (297, 467383), (483, 287397), (621, 223531), (693, 200307), (759, 182889), (1449, 95799), (1771, 78381), (2079, 66769), (2277, 60963), (2903, 47817), (4347, 31933), (5313, 26127), (6831, 20321), (8709, 15939)]