28104657

素因数分解:

$3^1\times 7^1\times {\mathrm{1063}}^1\times {\mathrm{1259}}^1$

素因数の和:2332

約数の個数: 16

約数和(自身を含む): 42900480

約数和(自身を除く): 14795823

約数列:

[1, 3, 7, 21, 1063, 1259, 3189, 3777, 7441, 8813, 22323, 26439, 1338317, 4014951, 9368219, 28104657]

約数ペア:

[(1, 28104657), (3, 9368219), (7, 4014951), (21, 1338317), (1063, 26439), (1259, 22323), (3189, 8813), (3777, 7441)]