131866189198

素因数分解:

$2^1\times {\mathrm{419}}^1\times {\mathrm{157358221}}^1$

素因数の和:157358642

約数の個数: 8

約数和(自身を含む): 198271359720

約数和(自身を除く): 66405170522

約数列:

[1, 2, 419, 838, 157358221, 314716442, 65933094599, 131866189198]

約数ペア:

[(1, 131866189198), (2, 65933094599), (419, 314716442), (838, 157358221)]