2785767777

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1$

素因数の和:967

約数の個数: 72

約数和(自身を含む): 4556260800

約数和(自身を除く): 1770493023

約数列:

[1, 3, 9, 13, 37, 39, 59, 111, 117, 169, 177, 333, 481, 507, 531, 767, 839, 1443, 1521, 2183, 2301, 2517, 4329, 6253, 6549, 6903, 7551, 9971, 10907, 18759, 19647, 28379, 29913, 31043, 32721, 49501, 56277, 85137, 89739, 93129, 98163, 141791, 148503, 255411, 279387, 368927, 403559, 425373, 445509, 643513, 1106781, 1210677, 1276119, 1831537, 1930539, 3320343, 3632031, 5246267, 5494611, 5791617, 8365669, 15738801, 16483833, 23809981, 25097007, 47216403, 71429943, 75291021, 214289829, 309529753, 928589259, 2785767777]

約数ペア:

[(1, 2785767777), (3, 928589259), (9, 309529753), (13, 214289829), (37, 75291021), (39, 71429943), (59, 47216403), (111, 25097007), (117, 23809981), (169, 16483833), (177, 15738801), (333, 8365669), (481, 5791617), (507, 5494611), (531, 5246267), (767, 3632031), (839, 3320343), (1443, 1930539), (1521, 1831537), (2183, 1276119), (2301, 1210677), (2517, 1106781), (4329, 643513), (6253, 445509), (6549, 425373), (6903, 403559), (7551, 368927), (9971, 279387), (10907, 255411), (18759, 148503), (19647, 141791), (28379, 98163), (29913, 93129), (31043, 89739), (32721, 85137), (49501, 56277)]