27999447

素因数分解:

$3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3167}}^1$

素因数の和:3598

約数の個数: 16

約数和(自身を含む): 42780672

約数和(自身を除く): 14781225

約数列:

[1, 3, 7, 21, 421, 1263, 2947, 3167, 8841, 9501, 22169, 66507, 1333307, 3999921, 9333149, 27999447]

約数ペア:

[(1, 27999447), (3, 9333149), (7, 3999921), (21, 1333307), (421, 66507), (1263, 22169), (2947, 9501), (3167, 8841)]