278824107

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{80191}}^1$

素因数の和:80274

約数の個数: 16

約数和(自身を含む): 397752320

約数和(自身を除く): 118928213

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 80191, 240573, 1523629, 4570887, 4891651, 14674953, 92941369, 278824107]

約数ペア:

[(1, 278824107), (3, 92941369), (19, 14674953), (57, 4891651), (61, 4570887), (183, 1523629), (1159, 240573), (3477, 80191)]