2236815

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{263}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 4612608

約数和(自身を除く): 2375793

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 263, 315, 405, 567, 789, 945, 1215, 1315, 1701, 1841, 2367, 2835, 3945, 5523, 7101, 8505, 9205, 11835, 16569, 21303, 27615, 35505, 49707, 63909, 82845, 106515, 149121, 248535, 319545, 447363, 745605, 2236815]

約数ペア:

[(1, 2236815), (3, 745605), (5, 447363), (7, 319545), (9, 248535), (15, 149121), (21, 106515), (27, 82845), (35, 63909), (45, 49707), (63, 35505), (81, 27615), (105, 21303), (135, 16569), (189, 11835), (243, 9205), (263, 8505), (315, 7101), (405, 5523), (567, 3945), (789, 2835), (945, 2367), (1215, 1841), (1315, 1701)]