863157988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{3181}}^1$

素因数の和:4084

約数の個数: 48

約数和(自身を含む): 1885984128

約数和(自身を除く): 1022826140

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 881, 1762, 3181, 3524, 6167, 6362, 9691, 12334, 12724, 19382, 22267, 24668, 34991, 38764, 44534, 67837, 69982, 89068, 135674, 139964, 244937, 271348, 489874, 979748, 2802461, 5604922, 11209844, 19617227, 30827071, 39234454, 61654142, 78468908, 123308284, 215789497, 431578994, 863157988]

約数ペア:

[(1, 863157988), (2, 431578994), (4, 215789497), (7, 123308284), (11, 78468908), (14, 61654142), (22, 39234454), (28, 30827071), (44, 19617227), (77, 11209844), (154, 5604922), (308, 2802461), (881, 979748), (1762, 489874), (3181, 271348), (3524, 244937), (6167, 139964), (6362, 135674), (9691, 89068), (12334, 69982), (12724, 67837), (19382, 44534), (22267, 38764), (24668, 34991)]