245582397

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{5413}}^1$

素因数の和:5561

約数の個数: 18

約数和(自身を含む): 359863166

約数和(自身を除く): 114280769

約数列:

[1, 3, 9, 71, 213, 639, 5041, 5413, 15123, 16239, 45369, 48717, 384323, 1152969, 3458907, 27286933, 81860799, 245582397]

約数ペア:

[(1, 245582397), (3, 81860799), (9, 27286933), (71, 3458907), (213, 1152969), (639, 384323), (5041, 48717), (5413, 45369), (15123, 16239)]