66413669

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 79432920

約数和(自身を除く): 13019251

約数列:

[1, 7, 49, 89, 97, 157, 623, 679, 1099, 4361, 4753, 7693, 8633, 13973, 15229, 60431, 97811, 106603, 423017, 684677, 746221, 1355381, 9487667, 66413669]

約数ペア:

[(1, 66413669), (7, 9487667), (49, 1355381), (89, 746221), (97, 684677), (157, 423017), (623, 106603), (679, 97811), (1099, 60431), (4361, 15229), (4753, 13973), (7693, 8633)]