251244552

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{805271}}^1$

素因数の和:805293

約数の個数: 32

約数和(自身を含む): 676428480

約数和(自身を除く): 425183928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 805271, 1610542, 2415813, 3221084, 4831626, 6442168, 9663252, 10468523, 19326504, 20937046, 31405569, 41874092, 62811138, 83748184, 125622276, 251244552]

約数ペア:

[(1, 251244552), (2, 125622276), (3, 83748184), (4, 62811138), (6, 41874092), (8, 31405569), (12, 20937046), (13, 19326504), (24, 10468523), (26, 9663252), (39, 6442168), (52, 4831626), (78, 3221084), (104, 2415813), (156, 1610542), (312, 805271)]