12879471

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 19906560

約数和(自身を除く): 7027089

約数列:

[1, 3, 11, 23, 33, 69, 71, 213, 239, 253, 717, 759, 781, 1633, 2343, 2629, 4899, 5497, 7887, 16491, 16969, 17963, 50907, 53889, 60467, 181401, 186659, 390287, 559977, 1170861, 4293157, 12879471]

約数ペア:

[(1, 12879471), (3, 4293157), (11, 1170861), (23, 559977), (33, 390287), (69, 186659), (71, 181401), (213, 60467), (239, 53889), (253, 50907), (717, 17963), (759, 16969), (781, 16491), (1633, 7887), (2343, 5497), (2629, 4899)]