6639885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 13343616

約数和(自身を除く): 6703731

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 107, 197, 315, 321, 535, 591, 749, 963, 985, 1379, 1605, 1773, 2247, 2955, 3745, 4137, 4815, 6741, 6895, 8865, 11235, 12411, 20685, 21079, 33705, 62055, 63237, 105395, 147553, 189711, 316185, 442659, 737765, 948555, 1327977, 2213295, 6639885]

約数ペア:

[(1, 6639885), (3, 2213295), (5, 1327977), (7, 948555), (9, 737765), (15, 442659), (21, 316185), (35, 189711), (45, 147553), (63, 105395), (105, 63237), (107, 62055), (197, 33705), (315, 21079), (321, 20685), (535, 12411), (591, 11235), (749, 8865), (963, 6895), (985, 6741), (1379, 4815), (1605, 4137), (1773, 3745), (2247, 2955)]