2431485

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 5160960

約数和(自身を除く): 2729475

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 83, 93, 105, 135, 155, 189, 217, 249, 279, 315, 415, 465, 581, 651, 747, 837, 945, 1085, 1245, 1395, 1743, 1953, 2241, 2573, 2905, 3255, 3735, 4185, 5229, 5859, 7719, 8715, 9765, 11205, 12865, 15687, 18011, 23157, 26145, 29295, 38595, 54033, 69471, 78435, 90055, 115785, 162099, 270165, 347355, 486297, 810495, 2431485]

約数ペア:

[(1, 2431485), (3, 810495), (5, 486297), (7, 347355), (9, 270165), (15, 162099), (21, 115785), (27, 90055), (31, 78435), (35, 69471), (45, 54033), (63, 38595), (83, 29295), (93, 26145), (105, 23157), (135, 18011), (155, 15687), (189, 12865), (217, 11205), (249, 9765), (279, 8715), (315, 7719), (415, 5859), (465, 5229), (581, 4185), (651, 3735), (747, 3255), (837, 2905), (945, 2573), (1085, 2241), (1245, 1953), (1395, 1743)]