66331407

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{997}}^1$

素因数の和:1398

約数の個数: 16

約数和(自身を含む): 90123392

約数和(自身を除く): 23791985

約数列:

[1, 3, 67, 201, 331, 993, 997, 2991, 22177, 66531, 66799, 200397, 330007, 990021, 22110469, 66331407]

約数ペア:

[(1, 66331407), (3, 22110469), (67, 990021), (201, 330007), (331, 200397), (993, 66799), (997, 66531), (2991, 22177)]