67117815

素因数分解:

$3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 123990048

約数和(自身を除く): 56872233

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 243, 333, 405, 555, 999, 1215, 1493, 1665, 2997, 4479, 4995, 7465, 8991, 13437, 14985, 22395, 40311, 44955, 55241, 67185, 120933, 165723, 201555, 276205, 362799, 497169, 604665, 828615, 1491507, 1813995, 2485845, 4474521, 7457535, 13423563, 22372605, 67117815]

約数ペア:

[(1, 67117815), (3, 22372605), (5, 13423563), (9, 7457535), (15, 4474521), (27, 2485845), (37, 1813995), (45, 1491507), (81, 828615), (111, 604665), (135, 497169), (185, 362799), (243, 276205), (333, 201555), (405, 165723), (555, 120933), (999, 67185), (1215, 55241), (1493, 44955), (1665, 40311), (2997, 22395), (4479, 14985), (4995, 13437), (7465, 8991)]