2871854979

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1\times {\mathrm{2909}}^1$

素因数の和:3859

約数の個数: 32

約数和(自身を含む): 4465290240

約数和(自身を除く): 1593435261

約数列:

[1, 3, 7, 21, 53, 159, 371, 887, 1113, 2661, 2909, 6209, 8727, 18627, 20363, 47011, 61089, 141033, 154177, 329077, 462531, 987231, 1079239, 2580283, 3237717, 7740849, 18061981, 54185943, 136754999, 410264997, 957284993, 2871854979]

約数ペア:

[(1, 2871854979), (3, 957284993), (7, 410264997), (21, 136754999), (53, 54185943), (159, 18061981), (371, 7740849), (887, 3237717), (1113, 2580283), (2661, 1079239), (2909, 987231), (6209, 462531), (8727, 329077), (18627, 154177), (20363, 141033), (47011, 61089)]