208550817

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{1553}}^1$

素因数の和:1949

約数の個数: 24

約数和(自身を含む): 309333024

約数和(自身を除く): 100782207

約数列:

[1, 3, 9, 43, 129, 347, 387, 1041, 1553, 3123, 4659, 13977, 14921, 44763, 66779, 134289, 200337, 538891, 601011, 1616673, 4850019, 23172313, 69516939, 208550817]

約数ペア:

[(1, 208550817), (3, 69516939), (9, 23172313), (43, 4850019), (129, 1616673), (347, 601011), (387, 538891), (1041, 200337), (1553, 134289), (3123, 66779), (4659, 44763), (13977, 14921)]