2020771881

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:508

約数の個数: 80

約数和(自身を含む): 3297317760

約数和(自身を除く): 1276545879

約数列:

[1, 3, 9, 23, 27, 29, 69, 81, 87, 113, 207, 261, 331, 339, 621, 667, 783, 993, 1017, 1863, 2001, 2349, 2599, 2979, 3051, 3277, 6003, 7613, 7797, 8937, 9153, 9599, 9831, 18009, 22839, 23391, 26811, 28797, 29493, 37403, 54027, 68517, 70173, 75371, 86391, 88479, 112209, 205551, 210519, 220777, 226113, 259173, 265437, 336627, 616653, 662331, 678339, 777519, 860269, 1009881, 1084687, 1986993, 2035017, 2580807, 3029643, 3254061, 5960979, 6105051, 7742421, 9762183, 17882937, 23227263, 24947801, 29286549, 69681789, 74843403, 87859647, 224530209, 673590627, 2020771881]

約数ペア:

[(1, 2020771881), (3, 673590627), (9, 224530209), (23, 87859647), (27, 74843403), (29, 69681789), (69, 29286549), (81, 24947801), (87, 23227263), (113, 17882937), (207, 9762183), (261, 7742421), (331, 6105051), (339, 5960979), (621, 3254061), (667, 3029643), (783, 2580807), (993, 2035017), (1017, 1986993), (1863, 1084687), (2001, 1009881), (2349, 860269), (2599, 777519), (2979, 678339), (3051, 662331), (3277, 616653), (6003, 336627), (7613, 265437), (7797, 259173), (8937, 226113), (9153, 220777), (9599, 210519), (9831, 205551), (18009, 112209), (22839, 88479), (23391, 86391), (26811, 75371), (28797, 70173), (29493, 68517), (37403, 54027)]