191339905

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{39821}}^1$

素因数の和:39888

約数の個数: 12

約数和(自身を含む): 237259476

約数和(自身を除く): 45919571

約数列:

[1, 5, 31, 155, 961, 4805, 39821, 199105, 1234451, 6172255, 38267981, 191339905]

約数ペア:

[(1, 191339905), (5, 38267981), (31, 6172255), (155, 1234451), (961, 199105), (4805, 39821)]