68547856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{329557}}^1$

素因数の和:329578

約数の個数: 20

約数和(自身を含む): 143028172

約数和(自身を除く): 74480316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 329557, 659114, 1318228, 2636456, 4284241, 5272912, 8568482, 17136964, 34273928, 68547856]

約数ペア:

[(1, 68547856), (2, 34273928), (4, 17136964), (8, 8568482), (13, 5272912), (16, 4284241), (26, 2636456), (52, 1318228), (104, 659114), (208, 329557)]