2208978863

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1277}}^1\times {\mathrm{19009}}^1$

素因数の和:20306

約数の個数: 16

約数和(自身を含む): 2721015360

約数和(自身を除く): 512036497

約数列:

[1, 7, 13, 91, 1277, 8939, 16601, 19009, 116207, 133063, 247117, 1729819, 24274493, 169921451, 315568409, 2208978863]

約数ペア:

[(1, 2208978863), (7, 315568409), (13, 169921451), (91, 24274493), (1277, 1729819), (8939, 247117), (16601, 133063), (19009, 116207)]