2842578

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2086

約数の個数: 24

約数和(自身を含む): 6240000

約数和(自身を除く): 3397422

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 1999, 3998, 5997, 11994, 17991, 35982, 157921, 315842, 473763, 947526, 1421289, 2842578]

約数ペア:

[(1, 2842578), (2, 1421289), (3, 947526), (6, 473763), (9, 315842), (18, 157921), (79, 35982), (158, 17991), (237, 11994), (474, 5997), (711, 3998), (1422, 1999)]