257367042

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{386437}}^1$

素因数の和:386482

約数の個数: 24

約数和(自身を含む): 572701116

約数和(自身を除く): 315334074

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 386437, 772874, 1159311, 2318622, 3477933, 6955866, 14298169, 28596338, 42894507, 85789014, 128683521, 257367042]

約数ペア:

[(1, 257367042), (2, 128683521), (3, 85789014), (6, 42894507), (9, 28596338), (18, 14298169), (37, 6955866), (74, 3477933), (111, 2318622), (222, 1159311), (333, 772874), (666, 386437)]