13957391

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2213}}^1$

素因数の和:2290

約数の個数: 16

約数和(自身を含む): 17216064

約数和(自身を除く): 3258673

約数列:

[1, 7, 17, 53, 119, 371, 901, 2213, 6307, 15491, 37621, 117289, 263347, 821023, 1993913, 13957391]

約数ペア:

[(1, 13957391), (7, 1993913), (17, 821023), (53, 263347), (119, 117289), (371, 37621), (901, 15491), (2213, 6307)]