257476670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2340697}}^1$

素因数の和:2340715

約数の個数: 16

約数和(自身を含む): 505590768

約数和(自身を除く): 248114098

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2340697, 4681394, 11703485, 23406970, 25747667, 51495334, 128738335, 257476670]

約数ペア:

[(1, 257476670), (2, 128738335), (5, 51495334), (10, 25747667), (11, 23406970), (22, 11703485), (55, 4681394), (110, 2340697)]