783996304

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1279}}^1$

素因数の和:1728

約数の個数: 80

約数和(自身を含む): 1875435520

約数和(自身を除く): 1091439216

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 421, 728, 842, 1279, 1456, 1684, 2558, 2947, 3368, 5116, 5473, 5894, 6736, 8953, 10232, 10946, 11788, 16627, 17906, 20464, 21892, 23576, 33254, 35812, 38311, 43784, 47152, 66508, 71624, 76622, 87568, 116389, 133016, 143248, 153244, 232778, 266032, 306488, 465556, 538459, 612976, 931112, 1076918, 1862224, 2153836, 3769213, 4307672, 6999967, 7538426, 8615344, 13999934, 15076852, 27999868, 30153704, 48999769, 55999736, 60307408, 97999538, 111999472, 195999076, 391998152, 783996304]

約数ペア:

[(1, 783996304), (2, 391998152), (4, 195999076), (7, 111999472), (8, 97999538), (13, 60307408), (14, 55999736), (16, 48999769), (26, 30153704), (28, 27999868), (52, 15076852), (56, 13999934), (91, 8615344), (104, 7538426), (112, 6999967), (182, 4307672), (208, 3769213), (364, 2153836), (421, 1862224), (728, 1076918), (842, 931112), (1279, 612976), (1456, 538459), (1684, 465556), (2558, 306488), (2947, 266032), (3368, 232778), (5116, 153244), (5473, 143248), (5894, 133016), (6736, 116389), (8953, 87568), (10232, 76622), (10946, 71624), (11788, 66508), (16627, 47152), (17906, 43784), (20464, 38311), (21892, 35812), (23576, 33254)]