179927919

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 293529600

約数和(自身を除く): 113601681

約数列:

[1, 3, 9, 23, 27, 29, 69, 87, 97, 103, 207, 261, 291, 309, 621, 667, 783, 873, 927, 2001, 2231, 2369, 2619, 2781, 2813, 2987, 6003, 6693, 7107, 8439, 8961, 9991, 18009, 20079, 21321, 25317, 26883, 29973, 60237, 63963, 64699, 68701, 75951, 80649, 89919, 194097, 206103, 229793, 269757, 289739, 582291, 618309, 689379, 869217, 1746873, 1854927, 2068137, 2607651, 6204411, 6663997, 7822953, 19991991, 59975973, 179927919]

約数ペア:

[(1, 179927919), (3, 59975973), (9, 19991991), (23, 7822953), (27, 6663997), (29, 6204411), (69, 2607651), (87, 2068137), (97, 1854927), (103, 1746873), (207, 869217), (261, 689379), (291, 618309), (309, 582291), (621, 289739), (667, 269757), (783, 229793), (873, 206103), (927, 194097), (2001, 89919), (2231, 80649), (2369, 75951), (2619, 68701), (2781, 64699), (2813, 63963), (2987, 60237), (6003, 29973), (6693, 26883), (7107, 25317), (8439, 21321), (8961, 20079), (9991, 18009)]