3978647407

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{289841}}^1$

素因数の和:289938

約数の個数: 16

約数和(自身を含む): 4758046272

約数和(自身を除く): 779398865

約数列:

[1, 7, 37, 53, 259, 371, 1961, 13727, 289841, 2028887, 10724117, 15361573, 75068819, 107531011, 568378201, 3978647407]

約数ペア:

[(1, 3978647407), (7, 568378201), (37, 107531011), (53, 75068819), (259, 15361573), (371, 10724117), (1961, 2028887), (13727, 289841)]