287290424

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{21991}}^1$

素因数の和:22091

約数の個数: 32

約数和(自身を含む): 570032640

約数和(自身を除く): 282742216

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 284, 568, 1633, 3266, 6532, 13064, 21991, 43982, 87964, 175928, 505793, 1011586, 1561361, 2023172, 3122722, 4046344, 6245444, 12490888, 35911303, 71822606, 143645212, 287290424]

約数ペア:

[(1, 287290424), (2, 143645212), (4, 71822606), (8, 35911303), (23, 12490888), (46, 6245444), (71, 4046344), (92, 3122722), (142, 2023172), (184, 1561361), (284, 1011586), (568, 505793), (1633, 175928), (3266, 87964), (6532, 43982), (13064, 21991)]