128800456

素因数分解:

$2^3\times {\mathrm{293}}^1\times {\mathrm{54949}}^1$

素因数の和:55248

約数の個数: 16

約数和(自身を含む): 242329500

約数和(自身を除く): 113529044

約数列:

[1, 2, 4, 8, 293, 586, 1172, 2344, 54949, 109898, 219796, 439592, 16100057, 32200114, 64400228, 128800456]

約数ペア:

[(1, 128800456), (2, 64400228), (4, 32200114), (8, 16100057), (293, 439592), (586, 219796), (1172, 109898), (2344, 54949)]