199981446

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{680209}}^1$

素因数の和:680228

約数の個数: 24

約数和(自身を含む): 465263640

約数和(自身を除く): 265282194

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 680209, 1360418, 2040627, 4081254, 4761463, 9522926, 14284389, 28568778, 33330241, 66660482, 99990723, 199981446]

約数ペア:

[(1, 199981446), (2, 99990723), (3, 66660482), (6, 33330241), (7, 28568778), (14, 14284389), (21, 9522926), (42, 4761463), (49, 4081254), (98, 2040627), (147, 1360418), (294, 680209)]