28323617

素因数分解:

$7^2\times {\mathrm{421}}^1\times {\mathrm{1373}}^1$

素因数の和:1808

約数の個数: 12

約数和(自身を含む): 33050196

約数和(自身を除く): 4726579

約数列:

[1, 7, 49, 421, 1373, 2947, 9611, 20629, 67277, 578033, 4046231, 28323617]

約数ペア:

[(1, 28323617), (7, 4046231), (49, 578033), (421, 67277), (1373, 20629), (2947, 9611)]