27690781

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 30302208

約数和(自身を除く): 2611427

約数列:

[1, 23, 31, 71, 547, 713, 1633, 2201, 12581, 16957, 38837, 50623, 390011, 893251, 1203947, 27690781]

約数ペア:

[(1, 27690781), (23, 1203947), (31, 893251), (71, 390011), (547, 50623), (713, 38837), (1633, 16957), (2201, 12581)]