628897717

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1\times {\mathrm{2957}}^1$

素因数の和:4308

約数の個数: 16

約数和(自身を含む): 750811392

約数和(自身を除く): 121913675

約数列:

[1, 7, 23, 161, 1321, 2957, 9247, 20699, 30383, 68011, 212681, 476077, 3906197, 27343379, 89842531, 628897717]

約数ペア:

[(1, 628897717), (7, 89842531), (23, 27343379), (161, 3906197), (1321, 476077), (2957, 212681), (9247, 68011), (20699, 30383)]