2009449729

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{3371}}^1$

素因数の和:3517

約数の個数: 32

約数和(自身を含む): 2465390592

約数和(自身を除く): 455940863

約数列:

[1, 7, 31, 41, 67, 217, 287, 469, 1271, 2077, 2747, 3371, 8897, 14539, 19229, 23597, 85157, 104501, 138211, 225857, 596099, 731507, 967477, 1580999, 4284541, 7001567, 9260137, 29991787, 49010969, 64820959, 287064247, 2009449729]

約数ペア:

[(1, 2009449729), (7, 287064247), (31, 64820959), (41, 49010969), (67, 29991787), (217, 9260137), (287, 7001567), (469, 4284541), (1271, 1580999), (2077, 967477), (2747, 731507), (3371, 596099), (8897, 225857), (14539, 138211), (19229, 104501), (23597, 85157)]