213805250

素因数分解:

$2^1\times 5^3\times {\mathrm{855221}}^1$

素因数の和:855238

約数の個数: 16

約数和(自身を含む): 400243896

約数和(自身を除く): 186438646

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 855221, 1710442, 4276105, 8552210, 21380525, 42761050, 106902625, 213805250]

約数ペア:

[(1, 213805250), (2, 106902625), (5, 42761050), (10, 21380525), (25, 8552210), (50, 4276105), (125, 1710442), (250, 855221)]