810495

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 1677312

約数和(自身を除く): 866817

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 83, 93, 105, 155, 217, 249, 279, 315, 415, 465, 581, 651, 747, 1085, 1245, 1395, 1743, 1953, 2573, 2905, 3255, 3735, 5229, 7719, 8715, 9765, 12865, 18011, 23157, 26145, 38595, 54033, 90055, 115785, 162099, 270165, 810495]

約数ペア:

[(1, 810495), (3, 270165), (5, 162099), (7, 115785), (9, 90055), (15, 54033), (21, 38595), (31, 26145), (35, 23157), (45, 18011), (63, 12865), (83, 9765), (93, 8715), (105, 7719), (155, 5229), (217, 3735), (249, 3255), (279, 2905), (315, 2573), (415, 1953), (465, 1743), (581, 1395), (651, 1245), (747, 1085)]