1391251232

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{281}}^1$

素因数の和:383

約数の個数: 144

約数和(自身を含む): 3387194496

約数和(自身を除く): 1995943264

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 56, 62, 92, 112, 124, 161, 184, 217, 224, 248, 281, 322, 368, 434, 496, 562, 644, 713, 736, 868, 961, 992, 1124, 1288, 1426, 1736, 1922, 1967, 2248, 2576, 2852, 3472, 3844, 3934, 4496, 4991, 5152, 5704, 6463, 6727, 6944, 7688, 7868, 8711, 8992, 9982, 11408, 12926, 13454, 15376, 15736, 17422, 19964, 22103, 22816, 25852, 26908, 30752, 31472, 34844, 39928, 44206, 45241, 51704, 53816, 60977, 62944, 69688, 79856, 88412, 90482, 103408, 107632, 121954, 139376, 154721, 159712, 176824, 180964, 200353, 206816, 215264, 243908, 270041, 278752, 309442, 353648, 361928, 400706, 487816, 540082, 618884, 707296, 723856, 801412, 975632, 1080164, 1237768, 1402471, 1447712, 1602824, 1890287, 1951264, 2160328, 2475536, 2804942, 3205648, 3780574, 4320656, 4951072, 5609884, 6210943, 6411296, 7561148, 8641312, 11219768, 12421886, 15122296, 22439536, 24843772, 30244592, 43476601, 44879072, 49687544, 60489184, 86953202, 99375088, 173906404, 198750176, 347812808, 695625616, 1391251232]

約数ペア:

[(1, 1391251232), (2, 695625616), (4, 347812808), (7, 198750176), (8, 173906404), (14, 99375088), (16, 86953202), (23, 60489184), (28, 49687544), (31, 44879072), (32, 43476601), (46, 30244592), (56, 24843772), (62, 22439536), (92, 15122296), (112, 12421886), (124, 11219768), (161, 8641312), (184, 7561148), (217, 6411296), (224, 6210943), (248, 5609884), (281, 4951072), (322, 4320656), (368, 3780574), (434, 3205648), (496, 2804942), (562, 2475536), (644, 2160328), (713, 1951264), (736, 1890287), (868, 1602824), (961, 1447712), (992, 1402471), (1124, 1237768), (1288, 1080164), (1426, 975632), (1736, 801412), (1922, 723856), (1967, 707296), (2248, 618884), (2576, 540082), (2852, 487816), (3472, 400706), (3844, 361928), (3934, 353648), (4496, 309442), (4991, 278752), (5152, 270041), (5704, 243908), (6463, 215264), (6727, 206816), (6944, 200353), (7688, 180964), (7868, 176824), (8711, 159712), (8992, 154721), (9982, 139376), (11408, 121954), (12926, 107632), (13454, 103408), (15376, 90482), (15736, 88412), (17422, 79856), (19964, 69688), (22103, 62944), (22816, 60977), (25852, 53816), (26908, 51704), (30752, 45241), (31472, 44206), (34844, 39928)]