666644121

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7507}}^1$

素因数の和:7563

約数の個数: 64

約数和(自身を含む): 1210890240

約数和(自身を除く): 544246119

約数列:

[1, 3, 9, 11, 13, 23, 27, 33, 39, 69, 99, 117, 143, 207, 253, 297, 299, 351, 429, 621, 759, 897, 1287, 2277, 2691, 3289, 3861, 6831, 7507, 8073, 9867, 22521, 29601, 67563, 82577, 88803, 97591, 172661, 202689, 247731, 292773, 517983, 743193, 878319, 1073501, 1553949, 1899271, 2229579, 2244593, 2634957, 3220503, 4661847, 5697813, 6733779, 9661509, 17093439, 20201337, 24690523, 28984527, 51280317, 60604011, 74071569, 222214707, 666644121]

約数ペア:

[(1, 666644121), (3, 222214707), (9, 74071569), (11, 60604011), (13, 51280317), (23, 28984527), (27, 24690523), (33, 20201337), (39, 17093439), (69, 9661509), (99, 6733779), (117, 5697813), (143, 4661847), (207, 3220503), (253, 2634957), (297, 2244593), (299, 2229579), (351, 1899271), (429, 1553949), (621, 1073501), (759, 878319), (897, 743193), (1287, 517983), (2277, 292773), (2691, 247731), (3289, 202689), (3861, 172661), (6831, 97591), (7507, 88803), (8073, 82577), (9867, 67563), (22521, 29601)]