16391361

素因数分解:

$3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1811}}^1$

素因数の和:2252

約数の個数: 16

約数和(自身を含む): 25049088

約数和(自身を除く): 8657727

約数列:

[1, 3, 7, 21, 431, 1293, 1811, 3017, 5433, 9051, 12677, 38031, 780541, 2341623, 5463787, 16391361]

約数ペア:

[(1, 16391361), (3, 5463787), (7, 2341623), (21, 780541), (431, 38031), (1293, 12677), (1811, 9051), (3017, 5433)]