6640554

素因数分解:

$2^1\times 3^1\times {\mathrm{557}}^1\times {\mathrm{1987}}^1$

素因数の和:2549

約数の個数: 16

約数和(自身を含む): 13311648

約数和(自身を除く): 6671094

約数列:

[1, 2, 3, 6, 557, 1114, 1671, 1987, 3342, 3974, 5961, 11922, 1106759, 2213518, 3320277, 6640554]

約数ペア:

[(1, 6640554), (2, 3320277), (3, 2213518), (6, 1106759), (557, 11922), (1114, 5961), (1671, 3974), (1987, 3342)]