1639476867

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{42223}}^1$

素因数の和:42319

約数の個数: 24

約数和(自身を含む): 2557761024

約数和(自身を除く): 918284157

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 1849, 5547, 12943, 38829, 42223, 126669, 295561, 886683, 1815589, 5446767, 12709123, 38127369, 78070327, 234210981, 546492289, 1639476867]

約数ペア:

[(1, 1639476867), (3, 546492289), (7, 234210981), (21, 78070327), (43, 38127369), (129, 12709123), (301, 5446767), (903, 1815589), (1849, 886683), (5547, 295561), (12943, 126669), (38829, 42223)]