13913781

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28807}}^1$

素因数の和:28840

約数の個数: 16

約数和(自身を含む): 22124544

約数和(自身を除く): 8210763

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 28807, 86421, 201649, 604947, 662561, 1987683, 4637927, 13913781]

約数ペア:

[(1, 13913781), (3, 4637927), (7, 1987683), (21, 662561), (23, 604947), (69, 201649), (161, 86421), (483, 28807)]