199142433

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{211}}^2$

素因数の和:506

約数の個数: 36

約数和(自身を含む): 334960704

約数和(自身を除く): 135818271

約数列:

[1, 3, 7, 9, 21, 63, 71, 211, 213, 497, 633, 639, 1477, 1491, 1899, 4431, 4473, 13293, 14981, 44521, 44943, 104867, 133563, 134829, 311647, 314601, 400689, 934941, 943803, 2804823, 3160991, 9482973, 22126937, 28448919, 66380811, 199142433]

約数ペア:

[(1, 199142433), (3, 66380811), (7, 28448919), (9, 22126937), (21, 9482973), (63, 3160991), (71, 2804823), (211, 943803), (213, 934941), (497, 400689), (633, 314601), (639, 311647), (1477, 134829), (1491, 133563), (1899, 104867), (4431, 44943), (4473, 44521), (13293, 14981)]