201182247

素因数分解:

$3^2\times 7^1\times {\mathrm{1787}}^2$

素因数の和:3587

約数の個数: 18

約数和(自身を含む): 332296328

約数和(自身を除く): 131114081

約数列:

[1, 3, 7, 9, 21, 63, 1787, 5361, 12509, 16083, 37527, 112581, 3193369, 9580107, 22353583, 28740321, 67060749, 201182247]

約数ペア:

[(1, 201182247), (3, 67060749), (7, 28740321), (9, 22353583), (21, 9580107), (63, 3193369), (1787, 112581), (5361, 37527), (12509, 16083)]