28890722

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{16249}}^1$

素因数の和:16385

約数の個数: 16

約数和(自身を含む): 49920000

約数和(自身を除く): 21029278

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 16249, 32498, 113743, 227486, 2063623, 4127246, 14445361, 28890722]

約数ペア:

[(1, 28890722), (2, 14445361), (7, 4127246), (14, 2063623), (127, 227486), (254, 113743), (889, 32498), (1778, 16249)]