249212493

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{8941}}^1$

素因数の和:9129

約数の個数: 24

約数和(自身を含む): 381286880

約数和(自身を除く): 132074387

約数列:

[1, 3, 9, 19, 57, 163, 171, 489, 1467, 3097, 8941, 9291, 26823, 27873, 80469, 169879, 509637, 1457383, 1528911, 4372149, 13116447, 27690277, 83070831, 249212493]

約数ペア:

[(1, 249212493), (3, 83070831), (9, 27690277), (19, 13116447), (57, 4372149), (163, 1528911), (171, 1457383), (489, 509637), (1467, 169879), (3097, 80469), (8941, 27873), (9291, 26823)]