130239991

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{61813}}^1$

素因数の和:61870

約数の個数: 12

約数和(自身を含む): 155029512

約数和(自身を除く): 24789521

約数列:

[1, 7, 43, 49, 301, 2107, 61813, 432691, 2657959, 3028837, 18605713, 130239991]

約数ペア:

[(1, 130239991), (7, 18605713), (43, 3028837), (49, 2657959), (301, 432691), (2107, 61813)]