199012289

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{2441}}^1$

素因数の和:3080

約数の個数: 16

約数和(自身を含む): 239902080

約数和(自身を除く): 40889791

約数列:

[1, 7, 19, 133, 613, 2441, 4291, 11647, 17087, 46379, 81529, 324653, 1496333, 10474331, 28430327, 199012289]

約数ペア:

[(1, 199012289), (7, 28430327), (19, 10474331), (133, 1496333), (613, 324653), (2441, 81529), (4291, 46379), (11647, 17087)]