209439167

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{103529}}^1$

素因数の和:103570

約数の個数: 12

約数和(自身を含む): 254269680

約数和(自身を除く): 44830513

約数列:

[1, 7, 17, 119, 289, 2023, 103529, 724703, 1759993, 12319951, 29919881, 209439167]

約数ペア:

[(1, 209439167), (7, 29919881), (17, 12319951), (119, 1759993), (289, 724703), (2023, 103529)]