16004865

素因数分解:

$3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4057}}^1$

素因数の和:4328

約数の個数: 16

約数和(自身を含む): 25711488

約数和(自身を除く): 9706623

約数列:

[1, 3, 5, 15, 263, 789, 1315, 3945, 4057, 12171, 20285, 60855, 1066991, 3200973, 5334955, 16004865]

約数ペア:

[(1, 16004865), (3, 5334955), (5, 3200973), (15, 1066991), (263, 60855), (789, 20285), (1315, 12171), (3945, 4057)]