318358746

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{249107}}^1$

素因数の和:249186

約数の個数: 24

約数和(自身を含む): 699495264

約数和(自身を除く): 381136518

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 249107, 498214, 747321, 1494642, 2241963, 4483926, 17686597, 35373194, 53059791, 106119582, 159179373, 318358746]

約数ペア:

[(1, 318358746), (2, 159179373), (3, 106119582), (6, 53059791), (9, 35373194), (18, 17686597), (71, 4483926), (142, 2241963), (213, 1494642), (426, 747321), (639, 498214), (1278, 249107)]