64139128

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{112921}}^1$

素因数の和:112998

約数の個数: 16

約数和(自身を含む): 121955760

約数和(自身を除く): 57816632

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 112921, 225842, 451684, 903368, 8017391, 16034782, 32069564, 64139128]

約数ペア:

[(1, 64139128), (2, 32069564), (4, 16034782), (8, 8017391), (71, 903368), (142, 451684), (284, 225842), (568, 112921)]