12678471

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 20744640

約数和(自身を除く): 8066169

約数列:

[1, 3, 9, 13, 27, 39, 41, 117, 123, 351, 369, 533, 881, 1107, 1599, 2643, 4797, 7929, 11453, 14391, 23787, 34359, 36121, 103077, 108363, 309231, 325089, 469573, 975267, 1408719, 4226157, 12678471]

約数ペア:

[(1, 12678471), (3, 4226157), (9, 1408719), (13, 975267), (27, 469573), (39, 325089), (41, 309231), (117, 108363), (123, 103077), (351, 36121), (369, 34359), (533, 23787), (881, 14391), (1107, 11453), (1599, 7929), (2643, 4797)]