217628746

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{26981}}^1$

素因数の和:27129

約数の個数: 16

約数和(自身を含む): 338354280

約数和(自身を除く): 120725534

約数列:

[1, 2, 37, 74, 109, 218, 4033, 8066, 26981, 53962, 998297, 1996594, 2940929, 5881858, 108814373, 217628746]

約数ペア:

[(1, 217628746), (2, 108814373), (37, 5881858), (74, 2940929), (109, 1996594), (218, 998297), (4033, 53962), (8066, 26981)]