255154956

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{61991}}^1$

素因数の和:62019

約数の個数: 48

約数和(自身を含む): 694310400

約数和(自身を除く): 439155444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 61991, 123982, 185973, 247964, 371946, 433937, 743892, 867874, 1301811, 1735748, 2603622, 3037559, 5207244, 6075118, 9112677, 12150236, 18225354, 21262913, 36450708, 42525826, 63788739, 85051652, 127577478, 255154956]

約数ペア:

[(1, 255154956), (2, 127577478), (3, 85051652), (4, 63788739), (6, 42525826), (7, 36450708), (12, 21262913), (14, 18225354), (21, 12150236), (28, 9112677), (42, 6075118), (49, 5207244), (84, 3037559), (98, 2603622), (147, 1735748), (196, 1301811), (294, 867874), (343, 743892), (588, 433937), (686, 371946), (1029, 247964), (1372, 185973), (2058, 123982), (4116, 61991)]