2205819

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1061}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 4078080

約数和(自身を除く): 1872261

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 1061, 2079, 3183, 7427, 9549, 11671, 22281, 28647, 35013, 66843, 81697, 105039, 200529, 245091, 315117, 735273, 2205819]

約数ペア:

[(1, 2205819), (3, 735273), (7, 315117), (9, 245091), (11, 200529), (21, 105039), (27, 81697), (33, 66843), (63, 35013), (77, 28647), (99, 22281), (189, 11671), (231, 9549), (297, 7427), (693, 3183), (1061, 2079)]