128210348

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{106487}}^1$

素因数の和:106541

約数の個数: 24

約数和(自身を含む): 262386432

約数和(自身を除く): 134176084

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 106487, 212974, 425948, 745409, 1490818, 2981636, 4578941, 9157882, 18315764, 32052587, 64105174, 128210348]

約数ペア:

[(1, 128210348), (2, 64105174), (4, 32052587), (7, 18315764), (14, 9157882), (28, 4578941), (43, 2981636), (86, 1490818), (172, 745409), (301, 425948), (602, 212974), (1204, 106487)]