81216548

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1759}}^1$

素因数の和:1884

約数の個数: 48

約数和(自身を含む): 173859840

約数和(自身を除く): 92643292

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 97, 119, 194, 238, 388, 476, 679, 1358, 1649, 1759, 2716, 3298, 3518, 6596, 7036, 11543, 12313, 23086, 24626, 29903, 46172, 49252, 59806, 119612, 170623, 209321, 341246, 418642, 682492, 837284, 1194361, 2388722, 2900591, 4777444, 5801182, 11602364, 20304137, 40608274, 81216548]

約数ペア:

[(1, 81216548), (2, 40608274), (4, 20304137), (7, 11602364), (14, 5801182), (17, 4777444), (28, 2900591), (34, 2388722), (68, 1194361), (97, 837284), (119, 682492), (194, 418642), (238, 341246), (388, 209321), (476, 170623), (679, 119612), (1358, 59806), (1649, 49252), (1759, 46172), (2716, 29903), (3298, 24626), (3518, 23086), (6596, 12313), (7036, 11543)]