66136905

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2237}}^1$

素因数の和:2327

約数の個数: 40

約数和(自身を含む): 120234312

約数和(自身を除く): 54097407

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 365, 405, 657, 1095, 1971, 2237, 3285, 5913, 6711, 9855, 11185, 20133, 29565, 33555, 60399, 100665, 163301, 181197, 301995, 489903, 816505, 905985, 1469709, 2449515, 4409127, 7348545, 13227381, 22045635, 66136905]

約数ペア:

[(1, 66136905), (3, 22045635), (5, 13227381), (9, 7348545), (15, 4409127), (27, 2449515), (45, 1469709), (73, 905985), (81, 816505), (135, 489903), (219, 301995), (365, 181197), (405, 163301), (657, 100665), (1095, 60399), (1971, 33555), (2237, 29565), (3285, 20133), (5913, 11185), (6711, 9855)]