2980299

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1170

約数の個数: 16

約数和(自身を含む): 4578560

約数和(自身を除く): 1598261

約数列:

[1, 3, 7, 21, 139, 417, 973, 1021, 2919, 3063, 7147, 21441, 141919, 425757, 993433, 2980299]

約数ペア:

[(1, 2980299), (3, 993433), (7, 425757), (21, 141919), (139, 21441), (417, 7147), (973, 3063), (1021, 2919)]