2760989

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1600

約数の個数: 16

約数和(自身を含む): 3594240

約数和(自身を除く): 833251

約数列:

[1, 7, 11, 23, 77, 161, 253, 1559, 1771, 10913, 17149, 35857, 120043, 250999, 394427, 2760989]

約数ペア:

[(1, 2760989), (7, 394427), (11, 250999), (23, 120043), (77, 35857), (161, 17149), (253, 10913), (1559, 1771)]