680589441

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{635471}}^1$

素因数の和:635501

約数の個数: 24

約数和(自身を含む): 1189603584

約数和(自身を除く): 509014143

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 635471, 1906413, 4448297, 5719239, 10803007, 13344891, 32409021, 40034673, 75621049, 97227063, 226863147, 680589441]

約数ペア:

[(1, 680589441), (3, 226863147), (7, 97227063), (9, 75621049), (17, 40034673), (21, 32409021), (51, 13344891), (63, 10803007), (119, 5719239), (153, 4448297), (357, 1906413), (1071, 635471)]