12828837

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{443}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 20043936

約数和(自身を除く): 7215099

約数列:

[1, 3, 7, 21, 49, 147, 197, 443, 591, 1329, 1379, 3101, 4137, 9303, 9653, 21707, 28959, 65121, 87271, 261813, 610897, 1832691, 4276279, 12828837]

約数ペア:

[(1, 12828837), (3, 4276279), (7, 1832691), (21, 610897), (49, 261813), (147, 87271), (197, 65121), (443, 28959), (591, 21707), (1329, 9653), (1379, 9303), (3101, 4137)]