138885439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{26921}}^1$

素因数の和:27006

約数の個数: 16

約数和(自身を含む): 175746816

約数和(自身を除く): 36861377

約数列:

[1, 7, 11, 67, 77, 469, 737, 5159, 26921, 188447, 296131, 1803707, 2072917, 12625949, 19840777, 138885439]

約数ペア:

[(1, 138885439), (7, 19840777), (11, 12625949), (67, 2072917), (77, 1803707), (469, 296131), (737, 188447), (5159, 26921)]