12620503

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3061}}^1$

素因数の和:3118

約数の個数: 16

約数和(自身を含む): 15677440

約数和(自身を除く): 3056937

約数列:

[1, 7, 19, 31, 133, 217, 589, 3061, 4123, 21427, 58159, 94891, 407113, 664237, 1802929, 12620503]

約数ペア:

[(1, 12620503), (7, 1802929), (19, 664237), (31, 407113), (133, 94891), (217, 58159), (589, 21427), (3061, 4123)]