42908019

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{185749}}^1$

素因数の和:185770

約数の個数: 16

約数和(自身を含む): 71328000

約数和(自身を除く): 28419981

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 185749, 557247, 1300243, 2043239, 3900729, 6129717, 14302673, 42908019]

約数ペア:

[(1, 42908019), (3, 14302673), (7, 6129717), (11, 3900729), (21, 2043239), (33, 1300243), (77, 557247), (231, 185749)]