42871191

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 64475136

約数和(自身を除く): 21603945

約数列:

[1, 3, 11, 33, 47, 131, 141, 211, 393, 517, 633, 1441, 1551, 2321, 4323, 6157, 6963, 9917, 18471, 27641, 29751, 67727, 82923, 109087, 203181, 304051, 327261, 912153, 1299127, 3897381, 14290397, 42871191]

約数ペア:

[(1, 42871191), (3, 14290397), (11, 3897381), (33, 1299127), (47, 912153), (131, 327261), (141, 304051), (211, 203181), (393, 109087), (517, 82923), (633, 67727), (1441, 29751), (1551, 27641), (2321, 18471), (4323, 9917), (6157, 6963)]