16139985

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7741}}^1$

素因数の和:7888

約数の個数: 16

約数和(自身を含む): 26013120

約数和(自身を除く): 9873135

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 7741, 23223, 38705, 116115, 1075999, 3227997, 5379995, 16139985]

約数ペア:

[(1, 16139985), (3, 5379995), (5, 3227997), (15, 1075999), (139, 116115), (417, 38705), (695, 23223), (2085, 7741)]