681036279

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 1222459392

約数和(自身を除く): 541423113

約数列:

[1, 3, 7, 11, 21, 23, 33, 43, 69, 77, 121, 129, 161, 231, 253, 271, 301, 363, 473, 483, 759, 813, 847, 903, 989, 1419, 1771, 1897, 2541, 2783, 2967, 2981, 3311, 5203, 5313, 5691, 6233, 6923, 8349, 8943, 9933, 10879, 11653, 15609, 18699, 19481, 20769, 20867, 32637, 32791, 34959, 36421, 43631, 58443, 62601, 68563, 76153, 81571, 98373, 109263, 119669, 128183, 130893, 205689, 228459, 229537, 244713, 268019, 359007, 384549, 479941, 688611, 754193, 804057, 837683, 897281, 1410013, 1439823, 1876133, 2262579, 2513049, 2691843, 2948209, 4230039, 5279351, 5628399, 8844627, 9870091, 15838053, 20637463, 29610273, 32430299, 61912389, 97290897, 227012093, 681036279]

約数ペア:

[(1, 681036279), (3, 227012093), (7, 97290897), (11, 61912389), (21, 32430299), (23, 29610273), (33, 20637463), (43, 15838053), (69, 9870091), (77, 8844627), (121, 5628399), (129, 5279351), (161, 4230039), (231, 2948209), (253, 2691843), (271, 2513049), (301, 2262579), (363, 1876133), (473, 1439823), (483, 1410013), (759, 897281), (813, 837683), (847, 804057), (903, 754193), (989, 688611), (1419, 479941), (1771, 384549), (1897, 359007), (2541, 268019), (2783, 244713), (2967, 229537), (2981, 228459), (3311, 205689), (5203, 130893), (5313, 128183), (5691, 119669), (6233, 109263), (6923, 98373), (8349, 81571), (8943, 76153), (9933, 68563), (10879, 62601), (11653, 58443), (15609, 43631), (18699, 36421), (19481, 34959), (20769, 32791), (20867, 32637)]