2018631459

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 3419781120

約数和(自身を除く): 1401149661

約数列:

[1, 3, 13, 17, 19, 37, 39, 51, 57, 61, 71, 111, 183, 213, 221, 247, 323, 481, 629, 663, 703, 741, 793, 923, 969, 1037, 1159, 1207, 1349, 1443, 1887, 2109, 2257, 2379, 2627, 2769, 3111, 3477, 3621, 4047, 4199, 4331, 6771, 7881, 8177, 9139, 11951, 12597, 12993, 13481, 15067, 15691, 17537, 19703, 22933, 24531, 27417, 29341, 34151, 35853, 38369, 40443, 42883, 44659, 45201, 47073, 49913, 52611, 56303, 59109, 68799, 73627, 82289, 88023, 102453, 115107, 128649, 133977, 149739, 155363, 160247, 168909, 220881, 246867, 256139, 298129, 466089, 480741, 498797, 557479, 580567, 648869, 729011, 768417, 848521, 894387, 957151, 1069757, 1398913, 1496391, 1672437, 1741701, 1946607, 2083211, 2187033, 2545563, 2724199, 2871453, 3044693, 3209271, 4196739, 6249633, 8172597, 9134079, 9477143, 11030773, 18185869, 28431429, 33092319, 35414587, 39581009, 51759781, 54557607, 106243761, 118743027, 155279343, 672877153, 2018631459]

約数ペア:

[(1, 2018631459), (3, 672877153), (13, 155279343), (17, 118743027), (19, 106243761), (37, 54557607), (39, 51759781), (51, 39581009), (57, 35414587), (61, 33092319), (71, 28431429), (111, 18185869), (183, 11030773), (213, 9477143), (221, 9134079), (247, 8172597), (323, 6249633), (481, 4196739), (629, 3209271), (663, 3044693), (703, 2871453), (741, 2724199), (793, 2545563), (923, 2187033), (969, 2083211), (1037, 1946607), (1159, 1741701), (1207, 1672437), (1349, 1496391), (1443, 1398913), (1887, 1069757), (2109, 957151), (2257, 894387), (2379, 848521), (2627, 768417), (2769, 729011), (3111, 648869), (3477, 580567), (3621, 557479), (4047, 498797), (4199, 480741), (4331, 466089), (6771, 298129), (7881, 256139), (8177, 246867), (9139, 220881), (11951, 168909), (12597, 160247), (12993, 155363), (13481, 149739), (15067, 133977), (15691, 128649), (17537, 115107), (19703, 102453), (22933, 88023), (24531, 82289), (27417, 73627), (29341, 68799), (34151, 59109), (35853, 56303), (38369, 52611), (40443, 49913), (42883, 47073), (44659, 45201)]