28408114

素因数分解:

$2^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{3643}}^1$

素因数の和:4209

約数の個数: 16

約数和(自身を含む): 48800448

約数和(自身を除く): 20392334

約数列:

[1, 2, 7, 14, 557, 1114, 3643, 3899, 7286, 7798, 25501, 51002, 2029151, 4058302, 14204057, 28408114]

約数ペア:

[(1, 28408114), (2, 14204057), (7, 4058302), (14, 2029151), (557, 51002), (1114, 25501), (3643, 7798), (3899, 7286)]