28870653

素因数分解:

$3^1\times 7^3\times {\mathrm{28057}}^1$

素因数の和:28081

約数の個数: 16

約数和(自身を含む): 44892800

約数和(自身を除く): 16022147

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 28057, 84171, 196399, 589197, 1374793, 4124379, 9623551, 28870653]

約数ペア:

[(1, 28870653), (3, 9623551), (7, 4124379), (21, 1374793), (49, 589197), (147, 196399), (343, 84171), (1029, 28057)]