28997110

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{40841}}^1$

素因数の和:40919

約数の個数: 16

約数和(自身を含む): 52931232

約数和(自身を除く): 23934122

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 40841, 81682, 204205, 408410, 2899711, 5799422, 14498555, 28997110]

約数ペア:

[(1, 28997110), (2, 14498555), (5, 5799422), (10, 2899711), (71, 408410), (142, 204205), (355, 81682), (710, 40841)]