12457869123

素因数分解:

$3^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{593}}^2$

素因数の和:1444

約数の個数: 36

約数和(自身を含む): 19435359768

約数和(自身を除く): 6977490645

約数列:

[1, 3, 7, 21, 49, 147, 241, 593, 723, 1687, 1779, 4151, 5061, 11809, 12453, 29057, 35427, 87171, 142913, 351649, 428739, 1000391, 1054947, 2461543, 3001173, 7002737, 7384629, 17230801, 21008211, 51692403, 84747409, 254242227, 593231863, 1779695589, 4152623041, 12457869123]

約数ペア:

[(1, 12457869123), (3, 4152623041), (7, 1779695589), (21, 593231863), (49, 254242227), (147, 84747409), (241, 51692403), (593, 21008211), (723, 17230801), (1687, 7384629), (1779, 7002737), (4151, 3001173), (5061, 2461543), (11809, 1054947), (12453, 1000391), (29057, 428739), (35427, 351649), (87171, 142913)]