13987603

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 16746496

約数和(自身を除く): 2758893

約数列:

[1, 7, 31, 73, 217, 511, 883, 2263, 6181, 15841, 27373, 64459, 191611, 451213, 1998229, 13987603]

約数ペア:

[(1, 13987603), (7, 1998229), (31, 451213), (73, 191611), (217, 64459), (511, 27373), (883, 15841), (2263, 6181)]