12688191

素因数分解:

$3^3\times {\mathrm{571}}^1\times {\mathrm{823}}^1$

素因数の和:1403

約数の個数: 16

約数和(自身を含む): 18853120

約数和(自身を除く): 6164929

約数列:

[1, 3, 9, 27, 571, 823, 1713, 2469, 5139, 7407, 15417, 22221, 469933, 1409799, 4229397, 12688191]

約数ペア:

[(1, 12688191), (3, 4229397), (9, 1409799), (27, 469933), (571, 22221), (823, 15417), (1713, 7407), (2469, 5139)]