338580057

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2\times {\mathrm{2689}}^1$

素因数の和:2805

約数の個数: 24

約数和(自身を含む): 485706400

約数和(自身を除く): 147126343

約数列:

[1, 3, 19, 47, 57, 141, 893, 2209, 2679, 2689, 6627, 8067, 41971, 51091, 125913, 126383, 153273, 379149, 2401277, 5940001, 7203831, 17820003, 112860019, 338580057]

約数ペア:

[(1, 338580057), (3, 112860019), (19, 17820003), (47, 7203831), (57, 5940001), (141, 2401277), (893, 379149), (2209, 153273), (2679, 126383), (2689, 125913), (6627, 51091), (8067, 41971)]