199365215

素因数分解:

$5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{21019}}^1$

素因数の和:21302

約数の個数: 16

約数和(自身を含む): 274437120

約数和(自身を除く): 75071905

約数列:

[1, 5, 7, 35, 271, 1355, 1897, 9485, 21019, 105095, 147133, 735665, 5696149, 28480745, 39873043, 199365215]

約数ペア:

[(1, 199365215), (5, 39873043), (7, 28480745), (35, 5696149), (271, 735665), (1355, 147133), (1897, 105095), (9485, 21019)]