209431502078

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{245501}}^1\times {\mathrm{5843}}^1$

素因数の和:251419

約数の個数: 16

約数和(自身を含む): 318506438736

約数和(自身を除く): 109074936658

約数列:

[1, 2, 73, 146, 5843, 11686, 245501, 426539, 491002, 853078, 17921573, 35843146, 1434462343, 2868924686, 104715751039, 209431502078]

約数ペア:

[(1, 209431502078), (2, 104715751039), (73, 2868924686), (146, 1434462343), (5843, 35843146), (11686, 17921573), (245501, 853078), (426539, 491002)]