204065729

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1\times {\mathrm{1279}}^1$

素因数の和:2300

約数の個数: 16

約数和(自身を含む): 243793920

約数和(自身を除く): 39728191

約数列:

[1, 7, 23, 161, 991, 1279, 6937, 8953, 22793, 29417, 159551, 205919, 1267489, 8872423, 29152247, 204065729]

約数ペア:

[(1, 204065729), (7, 29152247), (23, 8872423), (161, 1267489), (991, 205919), (1279, 159551), (6937, 29417), (8953, 22793)]