172197311

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 204842880

約数和(自身を除く): 32645569

約数列:

[1, 11, 13, 143, 169, 211, 439, 1859, 2321, 2743, 4829, 5707, 30173, 35659, 62777, 74191, 92629, 392249, 816101, 1018919, 1204177, 13245947, 15654301, 172197311]

約数ペア:

[(1, 172197311), (11, 15654301), (13, 13245947), (143, 1204177), (169, 1018919), (211, 816101), (439, 392249), (1859, 92629), (2321, 74191), (2743, 62777), (4829, 35659), (5707, 30173)]