128839238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{254623}}^1$

素因数の和:254659

約数の個数: 16

約数和(自身を含む): 219995136

約数和(自身を除く): 91155898

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 254623, 509246, 2800853, 5601706, 5856329, 11712658, 64419619, 128839238]

約数ペア:

[(1, 128839238), (2, 64419619), (11, 11712658), (22, 5856329), (23, 5601706), (46, 2800853), (253, 509246), (506, 254623)]