42551223

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 68640768

約数和(自身を除く): 26089545

約数列:

[1, 3, 11, 13, 33, 39, 71, 121, 127, 143, 213, 363, 381, 429, 781, 923, 1397, 1573, 1651, 2343, 2769, 4191, 4719, 4953, 8591, 9017, 10153, 15367, 18161, 25773, 27051, 30459, 46101, 54483, 99187, 111683, 117221, 199771, 297561, 335049, 351663, 599313, 1091057, 1289431, 3273171, 3868293, 14183741, 42551223]

約数ペア:

[(1, 42551223), (3, 14183741), (11, 3868293), (13, 3273171), (33, 1289431), (39, 1091057), (71, 599313), (121, 351663), (127, 335049), (143, 297561), (213, 199771), (363, 117221), (381, 111683), (429, 99187), (781, 54483), (923, 46101), (1397, 30459), (1573, 27051), (1651, 25773), (2343, 18161), (2769, 15367), (4191, 10153), (4719, 9017), (4953, 8591)]