5781051

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:640

約数の個数: 20

約数和(自身を含む): 8712000

約数和(自身を除く): 2930949

約数列:

[1, 3, 9, 27, 81, 149, 447, 479, 1341, 1437, 4023, 4311, 12069, 12933, 38799, 71371, 214113, 642339, 1927017, 5781051]

約数ペア:

[(1, 5781051), (3, 1927017), (9, 642339), (27, 214113), (81, 71371), (149, 38799), (447, 12933), (479, 12069), (1341, 4311), (1437, 4023)]