177768212

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{319727}}^1$

素因数の和:319870

約数の個数: 12

約数和(自身を含む): 313333440

約数和(自身を除く): 135565228

約数列:

[1, 2, 4, 139, 278, 556, 319727, 639454, 1278908, 44442053, 88884106, 177768212]

約数ペア:

[(1, 177768212), (2, 88884106), (4, 44442053), (139, 1278908), (278, 639454), (556, 319727)]