128423816

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{84047}}^1$

素因数の和:84244

約数の個数: 16

約数和(自身を含む): 242058240

約数和(自身を除く): 113634424

約数列:

[1, 2, 4, 8, 191, 382, 764, 1528, 84047, 168094, 336188, 672376, 16052977, 32105954, 64211908, 128423816]

約数ペア:

[(1, 128423816), (2, 64211908), (4, 32105954), (8, 16052977), (191, 672376), (382, 336188), (764, 168094), (1528, 84047)]