204818187

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{16787}}^1$

素因数の和:16887

約数の個数: 24

約数和(自身を含む): 321523776

約数和(自身を除く): 116705589

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 1743, 4067, 12201, 16787, 50361, 117509, 352527, 822563, 1393321, 2467689, 4179963, 9753247, 29259741, 68272729, 204818187]

約数ペア:

[(1, 204818187), (3, 68272729), (7, 29259741), (21, 9753247), (49, 4179963), (83, 2467689), (147, 1393321), (249, 822563), (581, 352527), (1743, 117509), (4067, 50361), (12201, 16787)]