1331334

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2044

約数の個数: 24

約数和(自身を含む): 2964000

約数和(自身を除く): 1632666

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 1999, 3998, 5997, 11994, 17991, 35982, 73963, 147926, 221889, 443778, 665667, 1331334]

約数ペア:

[(1, 1331334), (2, 665667), (3, 443778), (6, 221889), (9, 147926), (18, 73963), (37, 35982), (74, 17991), (111, 11994), (222, 5997), (333, 3998), (666, 1999)]