199958983

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{1493}}^1$

素因数の和:1591

約数の個数: 24

約数和(自身を含む): 245900448

約数和(自身を除く): 45941465

約数列:

[1, 7, 19, 53, 133, 361, 371, 1007, 1493, 2527, 7049, 10451, 19133, 28367, 79129, 133931, 198569, 538973, 553903, 1503451, 3772811, 10524157, 28565569, 199958983]

約数ペア:

[(1, 199958983), (7, 28565569), (19, 10524157), (53, 3772811), (133, 1503451), (361, 553903), (371, 538973), (1007, 198569), (1493, 133931), (2527, 79129), (7049, 28367), (10451, 19133)]