13919899

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2789}}^1$

素因数の和:2850

約数の個数: 16

約数和(自身を含む): 17141760

約数和(自身を除く): 3221861

約数列:

[1, 7, 23, 31, 161, 217, 713, 2789, 4991, 19523, 64147, 86459, 449029, 605213, 1988557, 13919899]

約数ペア:

[(1, 13919899), (7, 1988557), (23, 605213), (31, 449029), (161, 86459), (217, 64147), (713, 19523), (2789, 4991)]