28006419987

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{338573}}^1$

素因数の和:338700

約数の個数: 48

約数和(自身を含む): 50282301888

約数和(自身を除く): 22275881901

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 101, 117, 273, 303, 707, 819, 909, 1313, 2121, 3939, 6363, 9191, 11817, 27573, 82719, 338573, 1015719, 2370011, 3047157, 4401449, 7110033, 13204347, 21330099, 30810143, 34195873, 39613041, 92430429, 102587619, 239371111, 277291287, 307762857, 444546349, 718113333, 1333639047, 2154339999, 3111824443, 4000917141, 9335473329, 28006419987]

約数ペア:

[(1, 28006419987), (3, 9335473329), (7, 4000917141), (9, 3111824443), (13, 2154339999), (21, 1333639047), (39, 718113333), (63, 444546349), (91, 307762857), (101, 277291287), (117, 239371111), (273, 102587619), (303, 92430429), (707, 39613041), (819, 34195873), (909, 30810143), (1313, 21330099), (2121, 13204347), (3939, 7110033), (6363, 4401449), (9191, 3047157), (11817, 2370011), (27573, 1015719), (82719, 338573)]