54571878

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{42701}}^1$

素因数の和:42780

約数の個数: 24

約数和(自身を含む): 119907216

約数和(自身を除く): 65335338

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 42701, 85402, 128103, 256206, 384309, 768618, 3031771, 6063542, 9095313, 18190626, 27285939, 54571878]

約数ペア:

[(1, 54571878), (2, 27285939), (3, 18190626), (6, 9095313), (9, 6063542), (18, 3031771), (71, 768618), (142, 384309), (213, 256206), (426, 128103), (639, 85402), (1278, 42701)]