16649961

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 22671360

約数和(自身を除く): 6021399

約数列:

[1, 3, 79, 163, 237, 431, 489, 1293, 12877, 34049, 38631, 70253, 102147, 210759, 5549987, 16649961]

約数ペア:

[(1, 16649961), (3, 5549987), (79, 210759), (163, 102147), (237, 70253), (431, 38631), (489, 34049), (1293, 12877)]