201238247

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{178561}}^1$

素因数の和:178598

約数の個数: 12

約数和(自身を含む): 244272816

約数和(自身を除く): 43034569

約数列:

[1, 7, 23, 49, 161, 1127, 178561, 1249927, 4106903, 8749489, 28748321, 201238247]

約数ペア:

[(1, 201238247), (7, 28748321), (23, 8749489), (49, 4106903), (161, 1249927), (1127, 178561)]