81035779

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 97320960

約数和(自身を除く): 16285181

約数列:

[1, 11, 19, 43, 71, 127, 209, 473, 781, 817, 1349, 1397, 2413, 3053, 5461, 8987, 9017, 14839, 26543, 33583, 58007, 60071, 99187, 103759, 171323, 387731, 638077, 1141349, 1884553, 4265041, 7366889, 81035779]

約数ペア:

[(1, 81035779), (11, 7366889), (19, 4265041), (43, 1884553), (71, 1141349), (127, 638077), (209, 387731), (473, 171323), (781, 103759), (817, 99187), (1349, 60071), (1397, 58007), (2413, 33583), (3053, 26543), (5461, 14839), (8987, 9017)]