77940828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{309289}}^1$

素因数の和:309306

約数の個数: 36

約数和(自身を含む): 225163120

約数和(自身を除く): 147222292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 309289, 618578, 927867, 1237156, 1855734, 2165023, 2783601, 3711468, 4330046, 5567202, 6495069, 8660092, 11134404, 12990138, 19485207, 25980276, 38970414, 77940828]

約数ペア:

[(1, 77940828), (2, 38970414), (3, 25980276), (4, 19485207), (6, 12990138), (7, 11134404), (9, 8660092), (12, 6495069), (14, 5567202), (18, 4330046), (21, 3711468), (28, 2783601), (36, 2165023), (42, 1855734), (63, 1237156), (84, 927867), (126, 618578), (252, 309289)]