509309913

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{11161}}^1$

素因数の和:11265

約数の個数: 32

約数和(自身を含む): 810093312

約数和(自身を除く): 300783399

約数列:

[1, 3, 7, 21, 41, 53, 123, 159, 287, 371, 861, 1113, 2173, 6519, 11161, 15211, 33483, 45633, 78127, 234381, 457601, 591533, 1372803, 1774599, 3203207, 4140731, 9609621, 12422193, 24252853, 72758559, 169769971, 509309913]

約数ペア:

[(1, 509309913), (3, 169769971), (7, 72758559), (21, 24252853), (41, 12422193), (53, 9609621), (123, 4140731), (159, 3203207), (287, 1774599), (371, 1372803), (861, 591533), (1113, 457601), (2173, 234381), (6519, 78127), (11161, 45633), (15211, 33483)]