218857529

素因数分解:

${\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1\times {\mathrm{359}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 241626240

約数和(自身を除く): 22768711

約数列:

[1, 11, 157, 353, 359, 1727, 3883, 3949, 55421, 56363, 126727, 609631, 619993, 1393997, 19896139, 218857529]

約数ペア:

[(1, 218857529), (11, 19896139), (157, 1393997), (353, 619993), (359, 609631), (1727, 126727), (3883, 56363), (3949, 55421)]