189299887

素因数分解:

$7^2\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 224464176

約数和(自身を除く): 35164289

約数列:

[1, 7, 49, 137, 163, 173, 959, 1141, 1211, 6713, 7987, 8477, 22331, 23701, 28199, 156317, 165907, 197393, 1094219, 1161349, 1381751, 3863263, 27042841, 189299887]

約数ペア:

[(1, 189299887), (7, 27042841), (49, 3863263), (137, 1381751), (163, 1161349), (173, 1094219), (959, 197393), (1141, 165907), (1211, 156317), (6713, 28199), (7987, 23701), (8477, 22331)]