13493319

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1571}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 20624640

約数和(自身を除く): 7131321

約数列:

[1, 3, 7, 21, 409, 1227, 1571, 2863, 4713, 8589, 10997, 32991, 642539, 1927617, 4497773, 13493319]

約数ペア:

[(1, 13493319), (3, 4497773), (7, 1927617), (21, 642539), (409, 32991), (1227, 10997), (1571, 8589), (2863, 4713)]