51851097

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 81885440

約数和(自身を除く): 30034343

約数列:

[1, 3, 9, 27, 37, 73, 79, 81, 111, 219, 237, 243, 333, 657, 711, 999, 1971, 2133, 2701, 2923, 2997, 5767, 5913, 6399, 8103, 8769, 8991, 17301, 17739, 19197, 24309, 26307, 51903, 72927, 78921, 155709, 213379, 218781, 236763, 467127, 640137, 656343, 710289, 1401381, 1920411, 5761233, 17283699, 51851097]

約数ペア:

[(1, 51851097), (3, 17283699), (9, 5761233), (27, 1920411), (37, 1401381), (73, 710289), (79, 656343), (81, 640137), (111, 467127), (219, 236763), (237, 218781), (243, 213379), (333, 155709), (657, 78921), (711, 72927), (999, 51903), (1971, 26307), (2133, 24309), (2701, 19197), (2923, 17739), (2997, 17301), (5767, 8991), (5913, 8769), (6399, 8103)]