1978802894

素因数分解:

$2^1\times {\mathrm{347}}^1\times {\mathrm{787}}^1\times {\mathrm{3623}}^1$

素因数の和:4759

約数の個数: 16

約数和(自身を含む): 2981363328

約数和(自身を除く): 1002560434

約数列:

[1, 2, 347, 694, 787, 1574, 3623, 7246, 273089, 546178, 1257181, 2514362, 2851301, 5702602, 989401447, 1978802894]

約数ペア:

[(1, 1978802894), (2, 989401447), (347, 5702602), (694, 2851301), (787, 2514362), (1574, 1257181), (3623, 546178), (7246, 273089)]