128163951

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1273

約数の個数: 40

約数和(自身を含む): 202397184

約数和(自身を除く): 74233233

約数列:

[1, 3, 9, 27, 31, 43, 81, 93, 129, 279, 387, 837, 1161, 1187, 1333, 2511, 3483, 3561, 3999, 10683, 11997, 32049, 35991, 36797, 51041, 96147, 107973, 110391, 153123, 331173, 459369, 993519, 1378107, 1582271, 2980557, 4134321, 4746813, 14240439, 42721317, 128163951]

約数ペア:

[(1, 128163951), (3, 42721317), (9, 14240439), (27, 4746813), (31, 4134321), (43, 2980557), (81, 1582271), (93, 1378107), (129, 993519), (279, 459369), (387, 331173), (837, 153123), (1161, 110391), (1187, 107973), (1333, 96147), (2511, 51041), (3483, 36797), (3561, 35991), (3999, 32049), (10683, 11997)]