1547942

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 2571264

約数和(自身を除く): 1023322

約数列:

[1, 2, 11, 22, 71, 142, 781, 991, 1562, 1982, 10901, 21802, 70361, 140722, 773971, 1547942]

約数ペア:

[(1, 1547942), (2, 773971), (11, 140722), (22, 70361), (71, 21802), (142, 10901), (781, 1982), (991, 1562)]