9938719

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 12188880

約数和(自身を除く): 2250161

約数列:

[1, 7, 43, 49, 53, 89, 301, 371, 623, 2107, 2279, 2597, 3827, 4361, 4717, 15953, 26789, 33019, 111671, 187523, 202831, 231133, 1419817, 9938719]

約数ペア:

[(1, 9938719), (7, 1419817), (43, 231133), (49, 202831), (53, 187523), (89, 111671), (301, 33019), (371, 26789), (623, 15953), (2107, 4717), (2279, 4361), (2597, 3827)]