171926209

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{17657}}^1$

素因数の和:17784

約数の個数: 16

約数和(自身を含む): 213591168

約数和(自身を除く): 41664959

約数列:

[1, 7, 13, 91, 107, 749, 1391, 9737, 17657, 123599, 229541, 1606787, 1889299, 13225093, 24560887, 171926209]

約数ペア:

[(1, 171926209), (7, 24560887), (13, 13225093), (91, 1889299), (107, 1606787), (749, 229541), (1391, 123599), (9737, 17657)]