808665729

素因数分解:

$3^1\times {\mathrm{211}}^1\times {\mathrm{641}}^1\times {\mathrm{1993}}^1$

素因数の和:2848

約数の個数: 16

約数和(自身を含む): 1085565504

約数和(自身を除く): 276899775

約数列:

[1, 3, 211, 633, 641, 1923, 1993, 5979, 135251, 405753, 420523, 1261569, 1277513, 3832539, 269555243, 808665729]

約数ペア:

[(1, 808665729), (3, 269555243), (211, 3832539), (633, 1277513), (641, 1261569), (1923, 420523), (1993, 405753), (5979, 135251)]