16812804987

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1\times {\mathrm{821}}^1$

素因数の和:1070

約数の個数: 96

約数和(自身を含む): 28862853120

約数和(自身を除く): 12050048133

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 191, 209, 297, 361, 513, 573, 627, 821, 1083, 1719, 1881, 2101, 2463, 3249, 3629, 3971, 5157, 5643, 6303, 7389, 9031, 9747, 10887, 11913, 15599, 18909, 22167, 27093, 32661, 35739, 39919, 46797, 56727, 68951, 81279, 97983, 107217, 119757, 140391, 156811, 171589, 206853, 243837, 296381, 359271, 421173, 470433, 514767, 620559, 758461, 889143, 1077813, 1411299, 1544301, 1724921, 1861677, 2275383, 2667429, 2979409, 3260191, 4233897, 4632903, 5174763, 6826149, 8002287, 8938227, 9780573, 15524289, 20478447, 26814681, 29341719, 32773499, 46572867, 56608771, 80444043, 88025157, 98320497, 169826313, 294961491, 509478939, 622696481, 884884473, 1528436817, 1868089443, 5604268329, 16812804987]

約数ペア:

[(1, 16812804987), (3, 5604268329), (9, 1868089443), (11, 1528436817), (19, 884884473), (27, 622696481), (33, 509478939), (57, 294961491), (99, 169826313), (171, 98320497), (191, 88025157), (209, 80444043), (297, 56608771), (361, 46572867), (513, 32773499), (573, 29341719), (627, 26814681), (821, 20478447), (1083, 15524289), (1719, 9780573), (1881, 8938227), (2101, 8002287), (2463, 6826149), (3249, 5174763), (3629, 4632903), (3971, 4233897), (5157, 3260191), (5643, 2979409), (6303, 2667429), (7389, 2275383), (9031, 1861677), (9747, 1724921), (10887, 1544301), (11913, 1411299), (15599, 1077813), (18909, 889143), (22167, 758461), (27093, 620559), (32661, 514767), (35739, 470433), (39919, 421173), (46797, 359271), (56727, 296381), (68951, 243837), (81279, 206853), (97983, 171589), (107217, 156811), (119757, 140391)]