129890168

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{123941}}^1$

素因数の和:124078

約数の個数: 16

約数和(自身を含む): 245405160

約数和(自身を除く): 115514992

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 123941, 247882, 495764, 991528, 16236271, 32472542, 64945084, 129890168]

約数ペア:

[(1, 129890168), (2, 64945084), (4, 32472542), (8, 16236271), (131, 991528), (262, 495764), (524, 247882), (1048, 123941)]