1398280432

素因数分解:

$2^4\times {\mathrm{1109}}^1\times {\mathrm{78803}}^1$

素因数の和:79920

約数の個数: 20

約数和(自身を含む): 2711645640

約数和(自身を除く): 1313365208

約数列:

[1, 2, 4, 8, 16, 1109, 2218, 4436, 8872, 17744, 78803, 157606, 315212, 630424, 1260848, 87392527, 174785054, 349570108, 699140216, 1398280432]

約数ペア:

[(1, 1398280432), (2, 699140216), (4, 349570108), (8, 174785054), (16, 87392527), (1109, 1260848), (2218, 630424), (4436, 315212), (8872, 157606), (17744, 78803)]