16800091

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 21669120

約数和(自身を除く): 4869029

約数列:

[1, 7, 11, 49, 71, 77, 439, 497, 539, 781, 3073, 3479, 4829, 5467, 21511, 31169, 33803, 38269, 218183, 236621, 342859, 1527281, 2400013, 16800091]

約数ペア:

[(1, 16800091), (7, 2400013), (11, 1527281), (49, 342859), (71, 236621), (77, 218183), (439, 38269), (497, 33803), (539, 31169), (781, 21511), (3073, 5467), (3479, 4829)]