205328319

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{165721}}^1$

素因数の和:165790

約数の個数: 16

約数和(自身を含む): 318186240

約数和(自身を除く): 112857921

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 165721, 497163, 1160047, 3480141, 9777539, 29332617, 68442773, 205328319]

約数ペア:

[(1, 205328319), (3, 68442773), (7, 29332617), (21, 9777539), (59, 3480141), (177, 1160047), (413, 497163), (1239, 165721)]