51996951

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 86384640

約数和(自身を除く): 34387689

約数列:

[1, 3, 9, 23, 27, 31, 37, 69, 73, 93, 111, 207, 219, 279, 333, 621, 657, 713, 837, 851, 999, 1147, 1679, 1971, 2139, 2263, 2553, 2701, 3441, 5037, 6417, 6789, 7659, 8103, 10323, 15111, 19251, 20367, 22977, 24309, 26381, 30969, 45333, 52049, 61101, 62123, 72927, 79143, 83731, 156147, 186369, 237429, 251193, 468441, 559107, 712287, 753579, 1405323, 1677321, 1925813, 2260737, 5777439, 17332317, 51996951]

約数ペア:

[(1, 51996951), (3, 17332317), (9, 5777439), (23, 2260737), (27, 1925813), (31, 1677321), (37, 1405323), (69, 753579), (73, 712287), (93, 559107), (111, 468441), (207, 251193), (219, 237429), (279, 186369), (333, 156147), (621, 83731), (657, 79143), (713, 72927), (837, 62123), (851, 61101), (999, 52049), (1147, 45333), (1679, 30969), (1971, 26381), (2139, 24309), (2263, 22977), (2553, 20367), (2701, 19251), (3441, 15111), (5037, 10323), (6417, 8103), (6789, 7659)]