80541279

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2356

約数の個数: 48

約数和(自身を含む): 146578432

約数和(自身を除く): 66037153

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 273, 301, 387, 559, 819, 903, 1677, 2287, 2709, 3913, 5031, 6861, 11739, 16009, 20583, 29731, 35217, 48027, 89193, 98341, 144081, 208117, 267579, 295023, 624351, 688387, 885069, 1278433, 1873053, 2065161, 3835299, 6195483, 8949031, 11505897, 26847093, 80541279]

約数ペア:

[(1, 80541279), (3, 26847093), (7, 11505897), (9, 8949031), (13, 6195483), (21, 3835299), (39, 2065161), (43, 1873053), (63, 1278433), (91, 885069), (117, 688387), (129, 624351), (273, 295023), (301, 267579), (387, 208117), (559, 144081), (819, 98341), (903, 89193), (1677, 48027), (2287, 35217), (2709, 29731), (3913, 20583), (5031, 16009), (6861, 11739)]