28716534

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20719}}^1$

素因数の和:20745

約数の個数: 48

約数和(自身を含む): 77575680

約数和(自身を除く): 48859146

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 20719, 41438, 62157, 124314, 145033, 186471, 227909, 290066, 372942, 435099, 455818, 683727, 870198, 1305297, 1367454, 1595363, 2051181, 2610594, 3190726, 4102362, 4786089, 9572178, 14358267, 28716534]

約数ペア:

[(1, 28716534), (2, 14358267), (3, 9572178), (6, 4786089), (7, 4102362), (9, 3190726), (11, 2610594), (14, 2051181), (18, 1595363), (21, 1367454), (22, 1305297), (33, 870198), (42, 683727), (63, 455818), (66, 435099), (77, 372942), (99, 290066), (126, 227909), (154, 186471), (198, 145033), (231, 124314), (462, 62157), (693, 41438), (1386, 20719)]