81298188

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{39619}}^1$

素因数の和:39651

約数の個数: 48

約数和(自身を含む): 221872000

約数和(自身を除く): 140573812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 39619, 79238, 118857, 158476, 237714, 356571, 475428, 713142, 752761, 1069713, 1426284, 1505522, 2139426, 2258283, 3011044, 4278852, 4516566, 6774849, 9033132, 13549698, 20324547, 27099396, 40649094, 81298188]

約数ペア:

[(1, 81298188), (2, 40649094), (3, 27099396), (4, 20324547), (6, 13549698), (9, 9033132), (12, 6774849), (18, 4516566), (19, 4278852), (27, 3011044), (36, 2258283), (38, 2139426), (54, 1505522), (57, 1426284), (76, 1069713), (108, 752761), (114, 713142), (171, 475428), (228, 356571), (342, 237714), (513, 158476), (684, 118857), (1026, 79238), (2052, 39619)]