199967061

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{142123}}^1$

素因数の和:142200

約数の個数: 16

約数和(自身を含む): 309261824

約数和(自身を除く): 109294763

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 142123, 426369, 994861, 2984583, 9522241, 28566723, 66655687, 199967061]

約数ペア:

[(1, 199967061), (3, 66655687), (7, 28566723), (21, 9522241), (67, 2984583), (201, 994861), (469, 426369), (1407, 142123)]