215491806

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{210031}}^1$

素因数の和:210061

約数の個数: 32

約数和(自身を含む): 504076800

約数和(自身を除く): 288584994

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 210031, 420062, 630093, 1260186, 1890279, 3780558, 3990589, 5670837, 7981178, 11341674, 11971767, 23943534, 35915301, 71830602, 107745903, 215491806]

約数ペア:

[(1, 215491806), (2, 107745903), (3, 71830602), (6, 35915301), (9, 23943534), (18, 11971767), (19, 11341674), (27, 7981178), (38, 5670837), (54, 3990589), (57, 3780558), (114, 1890279), (171, 1260186), (342, 630093), (513, 420062), (1026, 210031)]