78167421

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 122069376

約数和(自身を除く): 43901955

約数列:

[1, 3, 9, 37, 43, 53, 103, 111, 129, 159, 309, 333, 387, 477, 927, 1591, 1961, 2279, 3811, 4429, 4773, 5459, 5883, 6837, 11433, 13287, 14319, 16377, 17649, 20511, 34299, 39861, 49131, 84323, 163873, 201983, 234737, 252969, 491619, 605949, 704211, 758907, 1474857, 1817847, 2112633, 8685269, 26055807, 78167421]

約数ペア:

[(1, 78167421), (3, 26055807), (9, 8685269), (37, 2112633), (43, 1817847), (53, 1474857), (103, 758907), (111, 704211), (129, 605949), (159, 491619), (309, 252969), (333, 234737), (387, 201983), (477, 163873), (927, 84323), (1591, 49131), (1961, 39861), (2279, 34299), (3811, 20511), (4429, 17649), (4773, 16377), (5459, 14319), (5883, 13287), (6837, 11433)]