12863853

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 20444160

約数和(自身を除く): 7580307

約数列:

[1, 3, 9, 27, 31, 47, 81, 93, 109, 141, 279, 327, 423, 837, 981, 1269, 1457, 2511, 2943, 3379, 3807, 4371, 5123, 8829, 10137, 13113, 15369, 30411, 39339, 46107, 91233, 118017, 138321, 158813, 273699, 414963, 476439, 1429317, 4287951, 12863853]

約数ペア:

[(1, 12863853), (3, 4287951), (9, 1429317), (27, 476439), (31, 414963), (47, 273699), (81, 158813), (93, 138321), (109, 118017), (141, 91233), (279, 46107), (327, 39339), (423, 30411), (837, 15369), (981, 13113), (1269, 10137), (1457, 8829), (2511, 5123), (2943, 4371), (3379, 3807)]