199932497

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{1489}}^1$

素因数の和:1736

約数の個数: 16

約数和(自身を含む): 217420800

約数和(自身を除く): 17488303

約数列:

[1, 19, 37, 191, 703, 1489, 3629, 7067, 28291, 55093, 134273, 284399, 1046767, 5403581, 10522763, 199932497]

約数ペア:

[(1, 199932497), (19, 10522763), (37, 5403581), (191, 1046767), (703, 284399), (1489, 134273), (3629, 55093), (7067, 28291)]