26506791

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 43225600

約数和(自身を除く): 16718809

約数列:

[1, 3, 9, 17, 27, 43, 51, 79, 129, 153, 237, 289, 387, 459, 711, 731, 867, 1161, 1343, 2133, 2193, 2601, 3397, 4029, 6579, 7803, 10191, 12087, 12427, 19737, 22831, 30573, 36261, 37281, 57749, 68493, 91719, 111843, 173247, 205479, 335529, 519741, 616437, 981733, 1559223, 2945199, 8835597, 26506791]

約数ペア:

[(1, 26506791), (3, 8835597), (9, 2945199), (17, 1559223), (27, 981733), (43, 616437), (51, 519741), (79, 335529), (129, 205479), (153, 173247), (237, 111843), (289, 91719), (387, 68493), (459, 57749), (711, 37281), (731, 36261), (867, 30573), (1161, 22831), (1343, 19737), (2133, 12427), (2193, 12087), (2601, 10191), (3397, 7803), (4029, 6579)]