28126722

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1709}}^1$

素因数の和:1938

約数の個数: 32

約数和(自身を含む): 60903360

約数和(自身を除く): 32776638

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 211, 422, 633, 1266, 1709, 2743, 3418, 5127, 5486, 8229, 10254, 16458, 22217, 44434, 66651, 133302, 360599, 721198, 1081797, 2163594, 4687787, 9375574, 14063361, 28126722]

約数ペア:

[(1, 28126722), (2, 14063361), (3, 9375574), (6, 4687787), (13, 2163594), (26, 1081797), (39, 721198), (78, 360599), (211, 133302), (422, 66651), (633, 44434), (1266, 22217), (1709, 16458), (2743, 10254), (3418, 8229), (5127, 5486)]