388630907

素因数分解:

$7^2\times {\mathrm{2143}}^1\times {\mathrm{3701}}^1$

素因数の和:5858

約数の個数: 12

約数和(自身を含む): 452414016

約数和(自身を除く): 63783109

約数列:

[1, 7, 49, 2143, 3701, 15001, 25907, 105007, 181349, 7931243, 55518701, 388630907]

約数ペア:

[(1, 388630907), (7, 55518701), (49, 7931243), (2143, 181349), (3701, 105007), (15001, 25907)]