1680491967

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7274857}}^1$

素因数の和:7274878

約数の個数: 16

約数和(自身を含む): 2793545472

約数和(自身を除く): 1113053505

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 7274857, 21824571, 50923999, 80023427, 152771997, 240070281, 560163989, 1680491967]

約数ペア:

[(1, 1680491967), (3, 560163989), (7, 240070281), (11, 152771997), (21, 80023427), (33, 50923999), (77, 21824571), (231, 7274857)]