30870245

素因数分解:

$5^1\times 7^2\times {\mathrm{126001}}^1$

素因数の和:126020

約数の個数: 12

約数和(自身を含む): 43092684

約数和(自身を除く): 12222439

約数列:

[1, 5, 7, 35, 49, 245, 126001, 630005, 882007, 4410035, 6174049, 30870245]

約数ペア:

[(1, 30870245), (5, 6174049), (7, 4410035), (35, 882007), (49, 630005), (245, 126001)]