7294455

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 15611904

約数和(自身を除く): 8317449

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 81, 83, 93, 105, 135, 155, 189, 217, 249, 279, 315, 405, 415, 465, 567, 581, 651, 747, 837, 945, 1085, 1245, 1395, 1743, 1953, 2241, 2511, 2573, 2835, 2905, 3255, 3735, 4185, 5229, 5859, 6723, 7719, 8715, 9765, 11205, 12555, 12865, 15687, 17577, 18011, 23157, 26145, 29295, 33615, 38595, 47061, 54033, 69471, 78435, 87885, 90055, 115785, 162099, 208413, 235305, 270165, 347355, 486297, 810495, 1042065, 1458891, 2431485, 7294455]

約数ペア:

[(1, 7294455), (3, 2431485), (5, 1458891), (7, 1042065), (9, 810495), (15, 486297), (21, 347355), (27, 270165), (31, 235305), (35, 208413), (45, 162099), (63, 115785), (81, 90055), (83, 87885), (93, 78435), (105, 69471), (135, 54033), (155, 47061), (189, 38595), (217, 33615), (249, 29295), (279, 26145), (315, 23157), (405, 18011), (415, 17577), (465, 15687), (567, 12865), (581, 12555), (651, 11205), (747, 9765), (837, 8715), (945, 7719), (1085, 6723), (1245, 5859), (1395, 5229), (1743, 4185), (1953, 3735), (2241, 3255), (2511, 2905), (2573, 2835)]