201995591

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{179233}}^1$

素因数の和:179270

約数の個数: 12

約数和(自身を含む): 245192112

約数和(自身を除く): 43196521

約数列:

[1, 7, 23, 49, 161, 1127, 179233, 1254631, 4122359, 8782417, 28856513, 201995591]

約数ペア:

[(1, 201995591), (7, 28856513), (23, 8782417), (49, 4122359), (161, 1254631), (1127, 179233)]