255799076

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{378401}}^1$

素因数の和:378431

約数の個数: 18

約数和(自身を含む): 484732962

約数和(自身を除く): 228933886

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 378401, 756802, 1513604, 4919213, 9838426, 19676852, 63949769, 127899538, 255799076]

約数ペア:

[(1, 255799076), (2, 127899538), (4, 63949769), (13, 19676852), (26, 9838426), (52, 4919213), (169, 1513604), (338, 756802), (676, 378401)]