4125555

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1871}}^1$

素因数の和:1896

約数の個数: 36

約数和(自身を含む): 8322912

約数和(自身を除く): 4197357

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1871, 2205, 5613, 9355, 13097, 16839, 28065, 39291, 65485, 84195, 91679, 117873, 196455, 275037, 458395, 589365, 825111, 1375185, 4125555]

約数ペア:

[(1, 4125555), (3, 1375185), (5, 825111), (7, 589365), (9, 458395), (15, 275037), (21, 196455), (35, 117873), (45, 91679), (49, 84195), (63, 65485), (105, 39291), (147, 28065), (245, 16839), (315, 13097), (441, 9355), (735, 5613), (1871, 2205)]