27860105

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61231}}^1$

素因数の和:61256

約数の個数: 16

約数和(自身を含む): 41147904

約数和(自身を除く): 13287799

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 61231, 306155, 428617, 796003, 2143085, 3980015, 5572021, 27860105]

約数ペア:

[(1, 27860105), (5, 5572021), (7, 3980015), (13, 2143085), (35, 796003), (65, 428617), (91, 306155), (455, 61231)]