281398169297

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{26781971}}^1$

素因数の和:26782076

約数の個数: 16

約数和(自身を含む): 342809241600

約数和(自身を除く): 61411072303

約数列:

[1, 7, 19, 79, 133, 553, 1501, 10507, 26781971, 187473797, 508857449, 2115775709, 3562002143, 14810429963, 40199738471, 281398169297]

約数ペア:

[(1, 281398169297), (7, 40199738471), (19, 14810429963), (79, 3562002143), (133, 2115775709), (553, 508857449), (1501, 187473797), (10507, 26781971)]