128450456

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{115513}}^1$

素因数の和:115658

約数の個数: 16

約数和(自身を含む): 242579400

約数和(自身を除く): 114128944

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 115513, 231026, 462052, 924104, 16056307, 32112614, 64225228, 128450456]

約数ペア:

[(1, 128450456), (2, 64225228), (4, 32112614), (8, 16056307), (139, 924104), (278, 462052), (556, 231026), (1112, 115513)]