51267741

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 80609280

約数和(自身を除く): 29341539

約数列:

[1, 3, 7, 21, 47, 127, 141, 329, 381, 409, 889, 987, 1227, 2667, 2863, 5969, 8589, 17907, 19223, 41783, 51943, 57669, 125349, 134561, 155829, 363601, 403683, 1090803, 2441321, 7323963, 17089247, 51267741]

約数ペア:

[(1, 51267741), (3, 17089247), (7, 7323963), (21, 2441321), (47, 1090803), (127, 403683), (141, 363601), (329, 155829), (381, 134561), (409, 125349), (889, 57669), (987, 51943), (1227, 41783), (2667, 19223), (2863, 17907), (5969, 8589)]