256688773

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 303160320

約数和(自身を除く): 46471547

約数列:

[1, 11, 29, 31, 101, 257, 319, 341, 899, 1111, 2827, 2929, 3131, 7453, 7967, 9889, 25957, 32219, 34441, 81983, 87637, 90799, 231043, 285527, 752753, 804667, 998789, 2541473, 8280283, 8851337, 23335343, 256688773]

約数ペア:

[(1, 256688773), (11, 23335343), (29, 8851337), (31, 8280283), (101, 2541473), (257, 998789), (319, 804667), (341, 752753), (899, 285527), (1111, 231043), (2827, 90799), (2929, 87637), (3131, 81983), (7453, 34441), (7967, 32219), (9889, 25957)]