206873247

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{8741}}^1$

素因数の和:8788

約数の個数: 32

約数和(自身を含む): 335692800

約数和(自身を除く): 128819553

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 483, 1029, 1127, 3381, 7889, 8741, 23667, 26223, 61187, 183561, 201043, 428309, 603129, 1284927, 1407301, 2998163, 4221903, 8994489, 9851107, 29553321, 68957749, 206873247]

約数ペア:

[(1, 206873247), (3, 68957749), (7, 29553321), (21, 9851107), (23, 8994489), (49, 4221903), (69, 2998163), (147, 1407301), (161, 1284927), (343, 603129), (483, 428309), (1029, 201043), (1127, 183561), (3381, 61187), (7889, 26223), (8741, 23667)]