209146905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1493}}^1$

素因数の和:1798

約数の個数: 48

約数和(自身を含む): 397141056

約数和(自身を除く): 187994151

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 283, 495, 849, 1415, 1493, 2547, 3113, 4245, 4479, 7465, 9339, 12735, 13437, 15565, 16423, 22395, 28017, 46695, 49269, 67185, 82115, 140085, 147807, 246345, 422519, 739035, 1267557, 2112595, 3802671, 4647709, 6337785, 13943127, 19013355, 23238545, 41829381, 69715635, 209146905]

約数ペア:

[(1, 209146905), (3, 69715635), (5, 41829381), (9, 23238545), (11, 19013355), (15, 13943127), (33, 6337785), (45, 4647709), (55, 3802671), (99, 2112595), (165, 1267557), (283, 739035), (495, 422519), (849, 246345), (1415, 147807), (1493, 140085), (2547, 82115), (3113, 67185), (4245, 49269), (4479, 46695), (7465, 28017), (9339, 22395), (12735, 16423), (13437, 15565)]