81143928

素因数分解:

$2^3\times 3^2\times {\mathrm{1126999}}^1$

素因数の和:1127011

約数の個数: 24

約数和(自身を含む): 219765000

約数和(自身を除く): 138621072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1126999, 2253998, 3380997, 4507996, 6761994, 9015992, 10142991, 13523988, 20285982, 27047976, 40571964, 81143928]

約数ペア:

[(1, 81143928), (2, 40571964), (3, 27047976), (4, 20285982), (6, 13523988), (8, 10142991), (9, 9015992), (12, 6761994), (18, 4507996), (24, 3380997), (36, 2253998), (72, 1126999)]