340221

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{953}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 549504

約数和(自身を除く): 209283

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 953, 2859, 6671, 16201, 20013, 48603, 113407, 340221]

約数ペア:

[(1, 340221), (3, 113407), (7, 48603), (17, 20013), (21, 16201), (51, 6671), (119, 2859), (357, 953)]