1681131778

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{987739}}^1$

素因数の和:987801

約数の個数: 16

約数和(自身を含む): 2702456640

約数和(自身を除く): 1021324862

約数列:

[1, 2, 23, 37, 46, 74, 851, 1702, 987739, 1975478, 22717997, 36546343, 45435994, 73092686, 840565889, 1681131778]

約数ペア:

[(1, 1681131778), (2, 840565889), (23, 73092686), (37, 45435994), (46, 36546343), (74, 22717997), (851, 1975478), (1702, 987739)]