67671891

素因数分解:

$3^2\times 7^2\times {\mathrm{173}}^1\times {\mathrm{887}}^1$

素因数の和:1080

約数の個数: 36

約数和(自身を含む): 114493392

約数和(自身を除く): 46821501

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 173, 441, 519, 887, 1211, 1557, 2661, 3633, 6209, 7983, 8477, 10899, 18627, 25431, 43463, 55881, 76293, 130389, 153451, 391167, 460353, 1074157, 1381059, 3222471, 7519099, 9667413, 22557297, 67671891]

約数ペア:

[(1, 67671891), (3, 22557297), (7, 9667413), (9, 7519099), (21, 3222471), (49, 1381059), (63, 1074157), (147, 460353), (173, 391167), (441, 153451), (519, 130389), (887, 76293), (1211, 55881), (1557, 43463), (2661, 25431), (3633, 18627), (6209, 10899), (7983, 8477)]