16207387

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 20043936

約数和(自身を除く): 3836549

約数列:

[1, 7, 23, 49, 73, 161, 197, 511, 1127, 1379, 1679, 3577, 4531, 9653, 11753, 14381, 31717, 82271, 100667, 222019, 330763, 704669, 2315341, 16207387]

約数ペア:

[(1, 16207387), (7, 2315341), (23, 704669), (49, 330763), (73, 222019), (161, 100667), (197, 82271), (511, 31717), (1127, 14381), (1379, 11753), (1679, 9653), (3577, 4531)]