128684747

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{733}}^1$

素因数の和:1222

約数の個数: 16

約数和(自身を含む): 142689600

約数和(自身を除く): 14004853

約数列:

[1, 17, 23, 391, 449, 733, 7633, 10327, 12461, 16859, 175559, 286603, 329117, 5594989, 7569691, 128684747]

約数ペア:

[(1, 128684747), (17, 7569691), (23, 5594989), (391, 329117), (449, 286603), (733, 175559), (7633, 16859), (10327, 12461)]