1279408571

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{428039}}^1$

素因数の和:428114

約数の個数: 12

約数和(自身を含む): 1512693360

約数和(自身を除く): 233284789

約数列:

[1, 7, 49, 61, 427, 2989, 428039, 2996273, 20973911, 26110379, 182772653, 1279408571]

約数ペア:

[(1, 1279408571), (7, 182772653), (49, 26110379), (61, 20973911), (427, 2996273), (2989, 428039)]