2020798857

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 3759690816

約数和(自身を除く): 1738891959

約数列:

[1, 3, 7, 11, 17, 21, 33, 41, 49, 51, 77, 119, 121, 123, 147, 163, 187, 231, 287, 357, 363, 451, 489, 539, 561, 697, 833, 847, 861, 1141, 1309, 1353, 1617, 1793, 2009, 2057, 2091, 2499, 2541, 2771, 3157, 3423, 3927, 4879, 4961, 5379, 5929, 6027, 6171, 6683, 7667, 7987, 8313, 9163, 9471, 12551, 14399, 14637, 14883, 17787, 19397, 19723, 20049, 22099, 23001, 23961, 27489, 30481, 34153, 34727, 37653, 43197, 46781, 53669, 58191, 59169, 66297, 73513, 84337, 87857, 91443, 100793, 102459, 104181, 113611, 135779, 138061, 140343, 161007, 213367, 220539, 243089, 253011, 263571, 302379, 327467, 335291, 340833, 375683, 407337, 414183, 514591, 590359, 640101, 729267, 795277, 808643, 966427, 982401, 1005873, 1127049, 1249721, 1493569, 1543773, 1771077, 2347037, 2385831, 2425929, 2899281, 3602137, 3749163, 4132513, 4480707, 5566939, 5660501, 7041111, 8748047, 10806411, 12397539, 13746931, 16429259, 16700817, 16981503, 26244141, 39623507, 41240793, 49287777, 61236329, 96228517, 118870521, 183708987, 288685551, 673599619, 2020798857]

約数ペア:

[(1, 2020798857), (3, 673599619), (7, 288685551), (11, 183708987), (17, 118870521), (21, 96228517), (33, 61236329), (41, 49287777), (49, 41240793), (51, 39623507), (77, 26244141), (119, 16981503), (121, 16700817), (123, 16429259), (147, 13746931), (163, 12397539), (187, 10806411), (231, 8748047), (287, 7041111), (357, 5660501), (363, 5566939), (451, 4480707), (489, 4132513), (539, 3749163), (561, 3602137), (697, 2899281), (833, 2425929), (847, 2385831), (861, 2347037), (1141, 1771077), (1309, 1543773), (1353, 1493569), (1617, 1249721), (1793, 1127049), (2009, 1005873), (2057, 982401), (2091, 966427), (2499, 808643), (2541, 795277), (2771, 729267), (3157, 640101), (3423, 590359), (3927, 514591), (4879, 414183), (4961, 407337), (5379, 375683), (5929, 340833), (6027, 335291), (6171, 327467), (6683, 302379), (7667, 263571), (7987, 253011), (8313, 243089), (9163, 220539), (9471, 213367), (12551, 161007), (14399, 140343), (14637, 138061), (14883, 135779), (17787, 113611), (19397, 104181), (19723, 102459), (20049, 100793), (22099, 91443), (23001, 87857), (23961, 84337), (27489, 73513), (30481, 66297), (34153, 59169), (34727, 58191), (37653, 53669), (43197, 46781)]