1294756057

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{31721}}^1$

素因数の和:31766

約数の個数: 20

約数和(自身を含む): 1599359796

約数和(自身を除く): 304603739

約数列:

[1, 7, 17, 49, 119, 343, 833, 2401, 5831, 31721, 40817, 222047, 539257, 1554329, 3774799, 10880303, 26423593, 76162121, 184965151, 1294756057]

約数ペア:

[(1, 1294756057), (7, 184965151), (17, 76162121), (49, 26423593), (119, 10880303), (343, 3774799), (833, 1554329), (2401, 539257), (5831, 222047), (31721, 40817)]