1999682391

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{232819}}^1$

素因数の和:233238

約数の個数: 16

約数和(自身を含む): 3054598400

約数和(自身を除く): 1054916009

約数列:

[1, 3, 7, 21, 409, 1227, 2863, 8589, 232819, 698457, 1629733, 4889199, 95222971, 285668913, 666560797, 1999682391]

約数ペア:

[(1, 1999682391), (3, 666560797), (7, 285668913), (21, 95222971), (409, 4889199), (1227, 1629733), (2863, 698457), (8589, 232819)]