17208527

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 20189184

約数和(自身を除く): 2980657

約数列:

[1, 7, 61, 191, 211, 427, 1337, 1477, 11651, 12871, 40301, 81557, 90097, 282107, 2458361, 17208527]

約数ペア:

[(1, 17208527), (7, 2458361), (61, 282107), (191, 90097), (211, 81557), (427, 40301), (1337, 12871), (1477, 11651)]