2821144

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 5544000

約数和(自身を除く): 2722856

約数列:

[1, 2, 4, 8, 43, 59, 86, 118, 139, 172, 236, 278, 344, 472, 556, 1112, 2537, 5074, 5977, 8201, 10148, 11954, 16402, 20296, 23908, 32804, 47816, 65608, 352643, 705286, 1410572, 2821144]

約数ペア:

[(1, 2821144), (2, 1410572), (4, 705286), (8, 352643), (43, 65608), (59, 47816), (86, 32804), (118, 23908), (139, 20296), (172, 16402), (236, 11954), (278, 10148), (344, 8201), (472, 5977), (556, 5074), (1112, 2537)]