28537705

素因数分解:

$5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1621}}^1$

素因数の和:2136

約数の個数: 16

約数和(自身を含む): 39239424

約数和(自身を除く): 10701719

約数列:

[1, 5, 7, 35, 503, 1621, 2515, 3521, 8105, 11347, 17605, 56735, 815363, 4076815, 5707541, 28537705]

約数ペア:

[(1, 28537705), (5, 5707541), (7, 4076815), (35, 815363), (503, 56735), (1621, 17605), (2515, 11347), (3521, 8105)]