2189726105

素因数分解:

$5^1\times 7^1\times {\mathrm{8363}}^1\times {\mathrm{7481}}^1$

素因数の和:15856

約数の個数: 16

約数和(自身を含む): 3003813504

約数和(自身を除く): 814087399

約数列:

[1, 5, 7, 35, 7481, 8363, 37405, 41815, 52367, 58541, 261835, 292705, 62563603, 312818015, 437945221, 2189726105]

約数ペア:

[(1, 2189726105), (5, 437945221), (7, 312818015), (35, 62563603), (7481, 292705), (8363, 261835), (37405, 58541), (41815, 52367)]