247782021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{255709}}^1$

素因数の和:255748

約数の個数: 16

約数和(自身を含む): 368222400

約数和(自身を除く): 120440379

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 255709, 767127, 4347053, 4858471, 13041159, 14575413, 82594007, 247782021]

約数ペア:

[(1, 247782021), (3, 82594007), (17, 14575413), (19, 13041159), (51, 4858471), (57, 4347053), (323, 767127), (969, 255709)]