668110965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:2006

約数の個数: 64

約数和(自身を含む): 1208390400

約数和(自身を除く): 540279435

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 73, 85, 95, 219, 255, 285, 323, 365, 969, 1095, 1241, 1387, 1615, 1889, 3723, 4161, 4845, 5667, 6205, 6935, 9445, 18615, 20805, 23579, 28335, 32113, 35891, 70737, 96339, 107673, 117895, 137897, 160565, 179455, 353685, 413691, 481695, 538365, 610147, 689485, 1830441, 2068455, 2344249, 2620043, 3050735, 7032747, 7860129, 9152205, 11721245, 13100215, 35163735, 39300645, 44540731, 133622193, 222703655, 668110965]

約数ペア:

[(1, 668110965), (3, 222703655), (5, 133622193), (15, 44540731), (17, 39300645), (19, 35163735), (51, 13100215), (57, 11721245), (73, 9152205), (85, 7860129), (95, 7032747), (219, 3050735), (255, 2620043), (285, 2344249), (323, 2068455), (365, 1830441), (969, 689485), (1095, 610147), (1241, 538365), (1387, 481695), (1615, 413691), (1889, 353685), (3723, 179455), (4161, 160565), (4845, 137897), (5667, 117895), (6205, 107673), (6935, 96339), (9445, 70737), (18615, 35891), (20805, 32113), (23579, 28335)]