78703996

素因数分解:

$2^2\times 7^2\times {\mathrm{401551}}^1$

素因数の和:401569

約数の個数: 18

約数和(自身を含む): 160219248

約数和(自身を除く): 81515252

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 401551, 803102, 1606204, 2810857, 5621714, 11243428, 19675999, 39351998, 78703996]

約数ペア:

[(1, 78703996), (2, 39351998), (4, 19675999), (7, 11243428), (14, 5621714), (28, 2810857), (49, 1606204), (98, 803102), (196, 401551)]