1992921

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2207}}^1$

素因数の和:2260

約数の個数: 16

約数和(自身を含む): 3108864

約数和(自身を除く): 1115943

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 2207, 6621, 15449, 46347, 94901, 284703, 664307, 1992921]

約数ペア:

[(1, 1992921), (3, 664307), (7, 284703), (21, 94901), (43, 46347), (129, 15449), (301, 6621), (903, 2207)]