1989547

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{2137}}^1$

素因数の和:2170

約数の個数: 12

約数和(自身を含む): 2437320

約数和(自身を除く): 447773

約数列:

[1, 7, 19, 49, 133, 931, 2137, 14959, 40603, 104713, 284221, 1989547]

約数ペア:

[(1, 1989547), (7, 284221), (19, 104713), (49, 40603), (133, 14959), (931, 2137)]