30998668

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 55193600

約数和(自身を除く): 24194932

約数列:

[1, 2, 4, 127, 139, 254, 278, 439, 508, 556, 878, 1756, 17653, 35306, 55753, 61021, 70612, 111506, 122042, 223012, 244084, 7749667, 15499334, 30998668]

約数ペア:

[(1, 30998668), (2, 15499334), (4, 7749667), (127, 244084), (139, 223012), (254, 122042), (278, 111506), (439, 70612), (508, 61021), (556, 55753), (878, 35306), (1756, 17653)]