71489691

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2129}}^1$

素因数の和:2196

約数の個数: 48

約数和(自身を含む): 130253760

約数和(自身を除く): 58764069

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 63, 91, 117, 123, 273, 287, 369, 533, 819, 861, 1599, 2129, 2583, 3731, 4797, 6387, 11193, 14903, 19161, 27677, 33579, 44709, 83031, 87289, 134127, 193739, 249093, 261867, 581217, 611023, 785601, 1134757, 1743651, 1833069, 3404271, 5499207, 7943299, 10212813, 23829897, 71489691]

約数ペア:

[(1, 71489691), (3, 23829897), (7, 10212813), (9, 7943299), (13, 5499207), (21, 3404271), (39, 1833069), (41, 1743651), (63, 1134757), (91, 785601), (117, 611023), (123, 581217), (273, 261867), (287, 249093), (369, 193739), (533, 134127), (819, 87289), (861, 83031), (1599, 44709), (2129, 33579), (2583, 27677), (3731, 19161), (4797, 14903), (6387, 11193)]