156731128

素因数分解:

$2^3\times {\mathrm{491}}^1\times {\mathrm{39901}}^1$

素因数の和:40398

約数の個数: 16

約数和(自身を含む): 294476760

約数和(自身を除く): 137745632

約数列:

[1, 2, 4, 8, 491, 982, 1964, 3928, 39901, 79802, 159604, 319208, 19591391, 39182782, 78365564, 156731128]

約数ペア:

[(1, 156731128), (2, 78365564), (4, 39182782), (8, 19591391), (491, 319208), (982, 159604), (1964, 79802), (3928, 39901)]