28289002

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{14537}}^1$

素因数の和:14685

約数の個数: 16

約数和(自身を含む): 48847680

約数和(自身を除く): 20558678

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 14537, 29074, 101759, 203518, 2020643, 4041286, 14144501, 28289002]

約数ペア:

[(1, 28289002), (2, 14144501), (7, 4041286), (14, 2020643), (139, 203518), (278, 101759), (973, 29074), (1946, 14537)]