278345916

素因数分解:

$2^2\times 3^3\times {\mathrm{1087}}^1\times {\mathrm{2371}}^1$

素因数の和:3471

約数の個数: 48

約数和(自身を含む): 722606080

約数和(自身を除く): 444260164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 1087, 2174, 2371, 3261, 4348, 4742, 6522, 7113, 9484, 9783, 13044, 14226, 19566, 21339, 28452, 29349, 39132, 42678, 58698, 64017, 85356, 117396, 128034, 256068, 2577277, 5154554, 7731831, 10309108, 15463662, 23195493, 30927324, 46390986, 69586479, 92781972, 139172958, 278345916]

約数ペア:

[(1, 278345916), (2, 139172958), (3, 92781972), (4, 69586479), (6, 46390986), (9, 30927324), (12, 23195493), (18, 15463662), (27, 10309108), (36, 7731831), (54, 5154554), (108, 2577277), (1087, 256068), (2174, 128034), (2371, 117396), (3261, 85356), (4348, 64017), (4742, 58698), (6522, 42678), (7113, 39132), (9484, 29349), (9783, 28452), (13044, 21339), (14226, 19566)]