289018873

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{20011}}^1$

素因数の和:20136

約数の個数: 16

約数和(自身を含む): 342925632

約数和(自身を除く): 53906759

約数列:

[1, 11, 13, 101, 143, 1111, 1313, 14443, 20011, 220121, 260143, 2021111, 2861573, 22232221, 26274443, 289018873]

約数ペア:

[(1, 289018873), (11, 26274443), (13, 22232221), (101, 2861573), (143, 2021111), (1111, 260143), (1313, 220121), (14443, 20011)]