13219549

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1747}}^1$

素因数の和:1824

約数の個数: 16

約数和(自身を含む): 16109568

約数和(自身を除く): 2890019

約数列:

[1, 7, 23, 47, 161, 329, 1081, 1747, 7567, 12229, 40181, 82109, 281267, 574763, 1888507, 13219549]

約数ペア:

[(1, 13219549), (7, 1888507), (23, 574763), (47, 281267), (161, 82109), (329, 40181), (1081, 12229), (1747, 7567)]