478899189

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1907}}^1$

素因数の和:2118

約数の個数: 32

約数和(自身を含む): 725345280

約数和(自身を除く): 246446091

約数列:

[1, 3, 9, 27, 71, 131, 213, 393, 639, 1179, 1907, 1917, 3537, 5721, 9301, 17163, 27903, 51489, 83709, 135397, 249817, 251127, 406191, 749451, 1218573, 2248353, 3655719, 6745059, 17737007, 53211021, 159633063, 478899189]

約数ペア:

[(1, 478899189), (3, 159633063), (9, 53211021), (27, 17737007), (71, 6745059), (131, 3655719), (213, 2248353), (393, 1218573), (639, 749451), (1179, 406191), (1907, 251127), (1917, 249817), (3537, 135397), (5721, 83709), (9301, 51489), (17163, 27903)]