16785171

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 29635200

約数和(自身を除く): 12850029

約数列:

[1, 3, 9, 13, 17, 27, 29, 39, 51, 87, 97, 117, 153, 221, 261, 291, 351, 377, 459, 493, 663, 783, 873, 1131, 1261, 1479, 1649, 1989, 2619, 2813, 3393, 3783, 4437, 4947, 5967, 6409, 8439, 10179, 11349, 13311, 14841, 19227, 21437, 25317, 34047, 36569, 44523, 47821, 57681, 64311, 75951, 109707, 143463, 173043, 192933, 329121, 430389, 578799, 621673, 987363, 1291167, 1865019, 5595057, 16785171]

約数ペア:

[(1, 16785171), (3, 5595057), (9, 1865019), (13, 1291167), (17, 987363), (27, 621673), (29, 578799), (39, 430389), (51, 329121), (87, 192933), (97, 173043), (117, 143463), (153, 109707), (221, 75951), (261, 64311), (291, 57681), (351, 47821), (377, 44523), (459, 36569), (493, 34047), (663, 25317), (783, 21437), (873, 19227), (1131, 14841), (1261, 13311), (1479, 11349), (1649, 10179), (1989, 8439), (2619, 6409), (2813, 5967), (3393, 4947), (3783, 4437)]