199130197

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{20161}}^1$

素因数の和:20268

約数の個数: 16

約数和(自身を含む): 243879552

約数和(自身を除く): 44749355

約数列:

[1, 7, 17, 83, 119, 581, 1411, 9877, 20161, 141127, 342737, 1673363, 2399159, 11713541, 28447171, 199130197]

約数ペア:

[(1, 199130197), (7, 28447171), (17, 11713541), (83, 2399159), (119, 1673363), (581, 342737), (1411, 141127), (9877, 20161)]