81473421

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1\times {\mathrm{761}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 110020608

約数和(自身を除く): 28547187

約数列:

[1, 3, 127, 281, 381, 761, 843, 2283, 35687, 96647, 107061, 213841, 289941, 641523, 27157807, 81473421]

約数ペア:

[(1, 81473421), (3, 27157807), (127, 641523), (281, 289941), (381, 213841), (761, 107061), (843, 96647), (2283, 35687)]