28289410

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{42223}}^1$

素因数の和:42297

約数の個数: 16

約数和(自身を含む): 51682176

約数和(自身を除く): 23392766

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 42223, 84446, 211115, 422230, 2828941, 5657882, 14144705, 28289410]

約数ペア:

[(1, 28289410), (2, 14144705), (5, 5657882), (10, 2828941), (67, 422230), (134, 211115), (335, 84446), (670, 42223)]