208049261

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{3361}}^1$

素因数の和:3644

約数の個数: 16

約数和(自身を含む): 245291520

約数和(自身を除く): 37242259

約数列:

[1, 7, 37, 239, 259, 1673, 3361, 8843, 23527, 61901, 124357, 803279, 870499, 5622953, 29721323, 208049261]

約数ペア:

[(1, 208049261), (7, 29721323), (37, 5622953), (239, 870499), (259, 803279), (1673, 124357), (3361, 61901), (8843, 23527)]