209123058

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{221999}}^1$

素因数の和:222161

約数の個数: 16

約数和(自身を含む): 420912000

約数和(自身を除く): 211788942

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 221999, 443998, 665997, 1331994, 34853843, 69707686, 104561529, 209123058]

約数ペア:

[(1, 209123058), (2, 104561529), (3, 69707686), (6, 34853843), (157, 1331994), (314, 665997), (471, 443998), (942, 221999)]