208020477

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{102121}}^1$

素因数の和:102228

約数の個数: 16

約数和(自身を含む): 320254592

約数和(自身を除く): 112234115

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 102121, 306363, 714847, 2144541, 9905737, 29717211, 69340159, 208020477]

約数ペア:

[(1, 208020477), (3, 69340159), (7, 29717211), (21, 9905737), (97, 2144541), (291, 714847), (679, 306363), (2037, 102121)]