28438634588

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1\times {\mathrm{2221}}^1$

素因数の和:3487

約数の個数: 96

約数和(自身を含む): 63445388160

約数和(自身を除く): 35006753572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1213, 1508, 2221, 2426, 2639, 4442, 4852, 5278, 8491, 8884, 10556, 15547, 15769, 16982, 28873, 31094, 31538, 33964, 35177, 57746, 62188, 63076, 64409, 70354, 110383, 115492, 128818, 140708, 202111, 220766, 246239, 257636, 404222, 441532, 450863, 457301, 492478, 808444, 837317, 901726, 914602, 984956, 1674634, 1803452, 1829204, 2694073, 3201107, 3349268, 5388146, 5861219, 6402214, 10776292, 11722438, 12804428, 18858511, 23444876, 35022949, 37717022, 70045898, 75434044, 78128117, 140091796, 156256234, 245160643, 312512468, 490321286, 546896819, 980642572, 1015665521, 1093793638, 2031331042, 2187587276, 4062662084, 7109658647, 14219317294, 28438634588]

約数ペア:

[(1, 28438634588), (2, 14219317294), (4, 7109658647), (7, 4062662084), (13, 2187587276), (14, 2031331042), (26, 1093793638), (28, 1015665521), (29, 980642572), (52, 546896819), (58, 490321286), (91, 312512468), (116, 245160643), (182, 156256234), (203, 140091796), (364, 78128117), (377, 75434044), (406, 70045898), (754, 37717022), (812, 35022949), (1213, 23444876), (1508, 18858511), (2221, 12804428), (2426, 11722438), (2639, 10776292), (4442, 6402214), (4852, 5861219), (5278, 5388146), (8491, 3349268), (8884, 3201107), (10556, 2694073), (15547, 1829204), (15769, 1803452), (16982, 1674634), (28873, 984956), (31094, 914602), (31538, 901726), (33964, 837317), (35177, 808444), (57746, 492478), (62188, 457301), (63076, 450863), (64409, 441532), (70354, 404222), (110383, 257636), (115492, 246239), (128818, 220766), (140708, 202111)]