866992005

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2741}}^1$

素因数の和:2840

約数の個数: 80

約数和(自身を含む): 1719957888

約数和(自身を除く): 852965883

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 71, 81, 99, 135, 165, 213, 297, 355, 405, 495, 639, 781, 891, 1065, 1485, 1917, 2343, 2741, 3195, 3905, 4455, 5751, 7029, 8223, 9585, 11715, 13705, 21087, 24669, 28755, 30151, 35145, 41115, 63261, 74007, 90453, 105435, 123345, 150755, 194611, 222021, 271359, 316305, 370035, 452265, 583833, 814077, 973055, 1110105, 1356795, 1751499, 2140721, 2442231, 2919165, 4070385, 5254497, 6422163, 8757495, 10703605, 12211155, 15763491, 19266489, 26272485, 32110815, 57799467, 78817455, 96332445, 173398401, 288997335, 866992005]

約数ペア:

[(1, 866992005), (3, 288997335), (5, 173398401), (9, 96332445), (11, 78817455), (15, 57799467), (27, 32110815), (33, 26272485), (45, 19266489), (55, 15763491), (71, 12211155), (81, 10703605), (99, 8757495), (135, 6422163), (165, 5254497), (213, 4070385), (297, 2919165), (355, 2442231), (405, 2140721), (495, 1751499), (639, 1356795), (781, 1110105), (891, 973055), (1065, 814077), (1485, 583833), (1917, 452265), (2343, 370035), (2741, 316305), (3195, 271359), (3905, 222021), (4455, 194611), (5751, 150755), (7029, 123345), (8223, 105435), (9585, 90453), (11715, 74007), (13705, 63261), (21087, 41115), (24669, 35145), (28755, 30151)]