208840551

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{5107}}^1$

素因数の和:5470

約数の個数: 16

約数和(自身を含む): 285884544

約数和(自身を除く): 77043993

約数列:

[1, 3, 43, 129, 317, 951, 5107, 13631, 15321, 40893, 219601, 658803, 1618919, 4856757, 69613517, 208840551]

約数ペア:

[(1, 208840551), (3, 69613517), (43, 4856757), (129, 1618919), (317, 658803), (951, 219601), (5107, 40893), (13631, 15321)]