209543236

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{69941}}^1$

素因数の和:70059

約数の個数: 24

約数和(自身を含む): 423009216

約数和(自身を除く): 213465980

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 69941, 139882, 279764, 489587, 979174, 1958348, 7483687, 14967374, 29934748, 52385809, 104771618, 209543236]

約数ペア:

[(1, 209543236), (2, 104771618), (4, 52385809), (7, 29934748), (14, 14967374), (28, 7483687), (107, 1958348), (214, 979174), (428, 489587), (749, 279764), (1498, 139882), (2996, 69941)]