1256336739

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{3011}}^1$

素因数の和:3240

約数の個数: 48

約数和(自身を含む): 2142616320

約数和(自身を除く): 886279581

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 179, 259, 333, 537, 777, 1253, 1611, 2331, 3011, 3759, 6623, 9033, 11277, 19869, 21077, 27099, 46361, 59607, 63231, 111407, 139083, 189693, 334221, 417249, 538969, 779849, 1002663, 1616907, 2339547, 3772783, 4850721, 7018641, 11318349, 19941853, 33955047, 59825559, 139592971, 179476677, 418778913, 1256336739]

約数ペア:

[(1, 1256336739), (3, 418778913), (7, 179476677), (9, 139592971), (21, 59825559), (37, 33955047), (63, 19941853), (111, 11318349), (179, 7018641), (259, 4850721), (333, 3772783), (537, 2339547), (777, 1616907), (1253, 1002663), (1611, 779849), (2331, 538969), (3011, 417249), (3759, 334221), (6623, 189693), (9033, 139083), (11277, 111407), (19869, 63231), (21077, 59607), (27099, 46361)]